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Finding the Fourth Proportional to 323,689.92, 484,894.08 and 152,677.44

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Solution

The fourth proportional to 323,689.92, 484,894.08 and 152,677.44 is: 228,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,689.92 : 484,894.08 = 152,677.44 : x
  2. Step 2: Convert to fraction form
    323,689.92/484,894.08 = 152,677.44/x
  3. Step 3: Cross multiply
    323,689.92x = 484,894.08 × 152,677.44
  4. Step 4: Simplify right side
    323,689.92x = 74,032,386,805.56
  5. Step 5: Solve for x
    x = 74,032,386,805.56/323,689.92
  6. Step 6: Final answer
    x = 228,713.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.