Home / 764,080.76-1,146,160.36-195,466.76

Finding the Fourth Proportional to 764,080.76, 1,146,160.36 and 195,466.76

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Solution

The fourth proportional to 764,080.76, 1,146,160.36 and 195,466.76 is: 293,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,080.76 : 1,146,160.36 = 195,466.76 : x
  2. Step 2: Convert to fraction form
    764,080.76/1,146,160.36 = 195,466.76/x
  3. Step 3: Cross multiply
    764,080.76x = 1,146,160.36 × 195,466.76
  4. Step 4: Simplify right side
    764,080.76x = 224,036,252,009.63
  5. Step 5: Solve for x
    x = 224,036,252,009.63/764,080.76
  6. Step 6: Final answer
    x = 293,210.17

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Half scale
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Double scale
Find fourth proportional to 764,081.76, 1,146,161.86 and 195,467.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.