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Finding the Fourth Proportional to 453,016.53, 625,167.08 and 249,068.86

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Solution

The fourth proportional to 453,016.53, 625,167.08 and 249,068.86 is: 343,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,016.53 : 625,167.08 = 249,068.86 : x
  2. Step 2: Convert to fraction form
    453,016.53/625,167.08 = 249,068.86/x
  3. Step 3: Cross multiply
    453,016.53x = 625,167.08 × 249,068.86
  4. Step 4: Simplify right side
    453,016.53x = 155,709,650,050.88
  5. Step 5: Solve for x
    x = 155,709,650,050.88/453,016.53
  6. Step 6: Final answer
    x = 343,717.37

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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.