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Finding the Fourth Proportional to 466,191.35, 643,400.97 and 262,250.87

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Solution

The fourth proportional to 466,191.35, 643,400.97 and 262,250.87 is: 361,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,191.35 : 643,400.97 = 262,250.87 : x
  2. Step 2: Convert to fraction form
    466,191.35/643,400.97 = 262,250.87/x
  3. Step 3: Cross multiply
    466,191.35x = 643,400.97 × 262,250.87
  4. Step 4: Simplify right side
    466,191.35x = 168,732,461,416.06
  5. Step 5: Solve for x
    x = 168,732,461,416.06/466,191.35
  6. Step 6: Final answer
    x = 361,938.21

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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.