Home / 1,159,330.60-1,738,995.90-306,400.60

Finding the Fourth Proportional to 1,159,330.60, 1,738,995.90 and 306,400.60

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Solution

The fourth proportional to 1,159,330.60, 1,738,995.90 and 306,400.60 is: 459,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,330.60 : 1,738,995.90 = 306,400.60 : x
  2. Step 2: Convert to fraction form
    1,159,330.60/1,738,995.90 = 306,400.60/x
  3. Step 3: Cross multiply
    1,159,330.60x = 1,738,995.90 × 306,400.60
  4. Step 4: Simplify right side
    1,159,330.60x = 532,829,387,157.54
  5. Step 5: Solve for x
    x = 532,829,387,157.54/1,159,330.60
  6. Step 6: Final answer
    x = 459,600.90

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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.