Home / 539,971.08-745,167.24-298,253.04

Finding the Fourth Proportional to 539,971.08, 745,167.24 and 298,253.04

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Solution

The fourth proportional to 539,971.08, 745,167.24 and 298,253.04 is: 411,593.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,971.08 : 745,167.24 = 298,253.04 : x
  2. Step 2: Convert to fraction form
    539,971.08/745,167.24 = 298,253.04/x
  3. Step 3: Cross multiply
    539,971.08x = 745,167.24 × 298,253.04
  4. Step 4: Simplify right side
    539,971.08x = 222,248,394,638.41
  5. Step 5: Solve for x
    x = 222,248,394,638.41/539,971.08
  6. Step 6: Final answer
    x = 411,593.14

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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.