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Finding the Fourth Proportional to 351,483.04, 527,260.02 and 98,764.12

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Solution

The fourth proportional to 351,483.04, 527,260.02 and 98,764.12 is: 148,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,483.04 : 527,260.02 = 98,764.12 : x
  2. Step 2: Convert to fraction form
    351,483.04/527,260.02 = 98,764.12/x
  3. Step 3: Cross multiply
    351,483.04x = 527,260.02 × 98,764.12
  4. Step 4: Simplify right side
    351,483.04x = 52,074,371,886.48
  5. Step 5: Solve for x
    x = 52,074,371,886.48/351,483.04
  6. Step 6: Final answer
    x = 148,156.14

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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.