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Finding the Fourth Proportional to 468,294.89, 646,246.93 and 253,434.95

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Solution

The fourth proportional to 468,294.89, 646,246.93 and 253,434.95 is: 349,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,294.89 : 646,246.93 = 253,434.95 : x
  2. Step 2: Convert to fraction form
    468,294.89/646,246.93 = 253,434.95/x
  3. Step 3: Cross multiply
    468,294.89x = 646,246.93 × 253,434.95
  4. Step 4: Simplify right side
    468,294.89x = 163,781,558,392.20
  5. Step 5: Solve for x
    x = 163,781,558,392.20/468,294.89
  6. Step 6: Final answer
    x = 349,740.22

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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.