Home / 1,005,451.96-1,387,550.58-546,597.30

Finding the Fourth Proportional to 1,005,451.96, 1,387,550.58 and 546,597.30

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Solution

The fourth proportional to 1,005,451.96, 1,387,550.58 and 546,597.30 is: 754,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,451.96 : 1,387,550.58 = 546,597.30 : x
  2. Step 2: Convert to fraction form
    1,005,451.96/1,387,550.58 = 546,597.30/x
  3. Step 3: Cross multiply
    1,005,451.96x = 1,387,550.58 × 546,597.30
  4. Step 4: Simplify right side
    1,005,451.96x = 758,431,400,641.43
  5. Step 5: Solve for x
    x = 758,431,400,641.43/1,005,451.96
  6. Step 6: Final answer
    x = 754,318.88

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.