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Finding the Fourth Proportional to 351,506.24, 527,349.28 and 102,188.24

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Solution

The fourth proportional to 351,506.24, 527,349.28 and 102,188.24 is: 153,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,506.24 : 527,349.28 = 102,188.24 : x
  2. Step 2: Convert to fraction form
    351,506.24/527,349.28 = 102,188.24/x
  3. Step 3: Cross multiply
    351,506.24x = 527,349.28 × 102,188.24
  4. Step 4: Simplify right side
    351,506.24x = 53,888,894,788.47
  5. Step 5: Solve for x
    x = 53,888,894,788.47/351,506.24
  6. Step 6: Final answer
    x = 153,308.50

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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.