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Finding the Fourth Proportional to 648,922.68, 895,503.96 and 362,446.92

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Solution

The fourth proportional to 648,922.68, 895,503.96 and 362,446.92 is: 500,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,922.68 : 895,503.96 = 362,446.92 : x
  2. Step 2: Convert to fraction form
    648,922.68/895,503.96 = 362,446.92/x
  3. Step 3: Cross multiply
    648,922.68x = 895,503.96 × 362,446.92
  4. Step 4: Simplify right side
    648,922.68x = 324,572,652,149.80
  5. Step 5: Solve for x
    x = 324,572,652,149.80/648,922.68
  6. Step 6: Final answer
    x = 500,171.53

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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.