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Finding the Fourth Proportional to 334,390.33, 501,468.85 and 147,299.77

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Solution

The fourth proportional to 334,390.33, 501,468.85 and 147,299.77 is: 220,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,390.33 : 501,468.85 = 147,299.77 : x
  2. Step 2: Convert to fraction form
    334,390.33/501,468.85 = 147,299.77/x
  3. Step 3: Cross multiply
    334,390.33x = 501,468.85 × 147,299.77
  4. Step 4: Simplify right side
    334,390.33x = 73,866,246,267.16
  5. Step 5: Solve for x
    x = 73,866,246,267.16/334,390.33
  6. Step 6: Final answer
    x = 220,898.27

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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.