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Finding the Fourth Proportional to 334,044.63, 500,170.28 and 280,900.53

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Solution

The fourth proportional to 334,044.63, 500,170.28 and 280,900.53 is: 420,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,044.63 : 500,170.28 = 280,900.53 : x
  2. Step 2: Convert to fraction form
    334,044.63/500,170.28 = 280,900.53/x
  3. Step 3: Cross multiply
    334,044.63x = 500,170.28 × 280,900.53
  4. Step 4: Simplify right side
    334,044.63x = 140,498,095,337.75
  5. Step 5: Solve for x
    x = 140,498,095,337.75/334,044.63
  6. Step 6: Final answer
    x = 420,596.78

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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.