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Finding the Fourth Proportional to 504,291.50, 756,445.46 and 144,460.95

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Solution

The fourth proportional to 504,291.50, 756,445.46 and 144,460.95 is: 216,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,291.50 : 756,445.46 = 144,460.95 : x
  2. Step 2: Convert to fraction form
    504,291.50/756,445.46 = 144,460.95/x
  3. Step 3: Cross multiply
    504,291.50x = 756,445.46 × 144,460.95
  4. Step 4: Simplify right side
    504,291.50x = 109,276,832,972.61
  5. Step 5: Solve for x
    x = 109,276,832,972.61/504,291.50
  6. Step 6: Final answer
    x = 216,693.78

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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.