Home / 521,282.20-781,937.90-184,275.24

Finding the Fourth Proportional to 521,282.20, 781,937.90 and 184,275.24

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Solution

The fourth proportional to 521,282.20, 781,937.90 and 184,275.24 is: 276,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,282.20 : 781,937.90 = 184,275.24 : x
  2. Step 2: Convert to fraction form
    521,282.20/781,937.90 = 184,275.24/x
  3. Step 3: Cross multiply
    521,282.20x = 781,937.90 × 184,275.24
  4. Step 4: Simplify right side
    521,282.20x = 144,091,794,187.60
  5. Step 5: Solve for x
    x = 144,091,794,187.60/521,282.20
  6. Step 6: Final answer
    x = 276,418.02

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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.