Home / 1,005,368.56-1,387,397.40-546,473.20

Finding the Fourth Proportional to 1,005,368.56, 1,387,397.40 and 546,473.20

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Solution

The fourth proportional to 1,005,368.56, 1,387,397.40 and 546,473.20 is: 754,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,368.56 : 1,387,397.40 = 546,473.20 : x
  2. Step 2: Convert to fraction form
    1,005,368.56/1,387,397.40 = 546,473.20/x
  3. Step 3: Cross multiply
    1,005,368.56x = 1,387,397.40 × 546,473.20
  4. Step 4: Simplify right side
    1,005,368.56x = 758,175,496,849.68
  5. Step 5: Solve for x
    x = 758,175,496,849.68/1,005,368.56
  6. Step 6: Final answer
    x = 754,126.92

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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.