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Finding the Fourth Proportional to 440,200.52, 660,677.82 and 436,887.08

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Solution

The fourth proportional to 440,200.52, 660,677.82 and 436,887.08 is: 655,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,200.52 : 660,677.82 = 436,887.08 : x
  2. Step 2: Convert to fraction form
    440,200.52/660,677.82 = 436,887.08/x
  3. Step 3: Cross multiply
    440,200.52x = 660,677.82 × 436,887.08
  4. Step 4: Simplify right side
    440,200.52x = 288,641,603,600.57
  5. Step 5: Solve for x
    x = 288,641,603,600.57/440,200.52
  6. Step 6: Final answer
    x = 655,704.82

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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.