Home / 476,294.43-657,262.30-282,710.59

Finding the Fourth Proportional to 476,294.43, 657,262.30 and 282,710.59

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Solution

The fourth proportional to 476,294.43, 657,262.30 and 282,710.59 is: 390,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,294.43 : 657,262.30 = 282,710.59 : x
  2. Step 2: Convert to fraction form
    476,294.43/657,262.30 = 282,710.59/x
  3. Step 3: Cross multiply
    476,294.43x = 657,262.30 × 282,710.59
  4. Step 4: Simplify right side
    476,294.43x = 185,815,007,917.89
  5. Step 5: Solve for x
    x = 185,815,007,917.89/476,294.43
  6. Step 6: Final answer
    x = 390,126.35

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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.