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Finding the Fourth Proportional to 352,145.57, 527,037.35 and 288,963.14

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Solution

The fourth proportional to 352,145.57, 527,037.35 and 288,963.14 is: 432,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,145.57 : 527,037.35 = 288,963.14 : x
  2. Step 2: Convert to fraction form
    352,145.57/527,037.35 = 288,963.14/x
  3. Step 3: Cross multiply
    352,145.57x = 527,037.35 × 288,963.14
  4. Step 4: Simplify right side
    352,145.57x = 152,294,363,473.28
  5. Step 5: Solve for x
    x = 152,294,363,473.28/352,145.57
  6. Step 6: Final answer
    x = 432,475.60

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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.