Home / 788,664.28-1,182,995.87-189,625.24

Finding the Fourth Proportional to 788,664.28, 1,182,995.87 and 189,625.24

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Solution

The fourth proportional to 788,664.28, 1,182,995.87 and 189,625.24 is: 284,437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,664.28 : 1,182,995.87 = 189,625.24 : x
  2. Step 2: Convert to fraction form
    788,664.28/1,182,995.87 = 189,625.24/x
  3. Step 3: Cross multiply
    788,664.28x = 1,182,995.87 × 189,625.24
  4. Step 4: Simplify right side
    788,664.28x = 224,325,875,767.76
  5. Step 5: Solve for x
    x = 224,325,875,767.76/788,664.28
  6. Step 6: Final answer
    x = 284,437.73

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Double scale
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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.