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Finding the Fourth Proportional to 452,652.96, 679,053.12 and 153,152.16

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Solution

The fourth proportional to 452,652.96, 679,053.12 and 153,152.16 is: 229,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,652.96 : 679,053.12 = 153,152.16 : x
  2. Step 2: Convert to fraction form
    452,652.96/679,053.12 = 153,152.16/x
  3. Step 3: Cross multiply
    452,652.96x = 679,053.12 × 153,152.16
  4. Step 4: Simplify right side
    452,652.96x = 103,998,452,082.74
  5. Step 5: Solve for x
    x = 103,998,452,082.74/452,652.96
  6. Step 6: Final answer
    x = 229,753.17

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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.