Home / 466,191.88-643,336.34-272,618.04

Finding the Fourth Proportional to 466,191.88, 643,336.34 and 272,618.04

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Solution

The fourth proportional to 466,191.88, 643,336.34 and 272,618.04 is: 376,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,191.88 : 643,336.34 = 272,618.04 : x
  2. Step 2: Convert to fraction form
    466,191.88/643,336.34 = 272,618.04/x
  3. Step 3: Cross multiply
    466,191.88x = 643,336.34 × 272,618.04
  4. Step 4: Simplify right side
    466,191.88x = 175,385,092,071.57
  5. Step 5: Solve for x
    x = 175,385,092,071.57/466,191.88
  6. Step 6: Final answer
    x = 376,207.95

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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.