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Finding the Fourth Proportional to 588,446.88, 810,509.85 and 452,220

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Solution

The fourth proportional to 588,446.88, 810,509.85 and 452,220 is: 622,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,446.88 : 810,509.85 = 452,220 : x
  2. Step 2: Convert to fraction form
    588,446.88/810,509.85 = 452,220/x
  3. Step 3: Cross multiply
    588,446.88x = 810,509.85 × 452,220
  4. Step 4: Simplify right side
    588,446.88x = 366,528,764,367
  5. Step 5: Solve for x
    x = 366,528,764,367/588,446.88
  6. Step 6: Final answer
    x = 622,874.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.