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Finding the Fourth Proportional to 433,726.52, 598,605.60 and 249,929.40

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Solution

The fourth proportional to 433,726.52, 598,605.60 and 249,929.40 is: 344,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,726.52 : 598,605.60 = 249,929.40 : x
  2. Step 2: Convert to fraction form
    433,726.52/598,605.60 = 249,929.40/x
  3. Step 3: Cross multiply
    433,726.52x = 598,605.60 × 249,929.40
  4. Step 4: Simplify right side
    433,726.52x = 149,609,138,444.64
  5. Step 5: Solve for x
    x = 149,609,138,444.64/433,726.52
  6. Step 6: Final answer
    x = 344,938.88

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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.