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Finding the Fourth Proportional to 609,502.70, 912,180.45 and 534,853.10

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Solution

The fourth proportional to 609,502.70, 912,180.45 and 534,853.10 is: 800,460.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,502.70 : 912,180.45 = 534,853.10 : x
  2. Step 2: Convert to fraction form
    609,502.70/912,180.45 = 534,853.10/x
  3. Step 3: Cross multiply
    609,502.70x = 912,180.45 × 534,853.10
  4. Step 4: Simplify right side
    609,502.70x = 487,882,541,441.90
  5. Step 5: Solve for x
    x = 487,882,541,441.90/609,502.70
  6. Step 6: Final answer
    x = 800,460.02

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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.