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Finding the Fourth Proportional to 302,553.68, 454,110.72 and 152,899.28

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Solution

The fourth proportional to 302,553.68, 454,110.72 and 152,899.28 is: 229,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,553.68 : 454,110.72 = 152,899.28 : x
  2. Step 2: Convert to fraction form
    302,553.68/454,110.72 = 152,899.28/x
  3. Step 3: Cross multiply
    302,553.68x = 454,110.72 × 152,899.28
  4. Step 4: Simplify right side
    302,553.68x = 69,433,202,128.28
  5. Step 5: Solve for x
    x = 69,433,202,128.28/302,553.68
  6. Step 6: Final answer
    x = 229,490.52

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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.