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Finding the Fourth Proportional to 532,255.60, 798,536.40 and 307,776.88

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Solution

The fourth proportional to 532,255.60, 798,536.40 and 307,776.88 is: 461,753.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,255.60 : 798,536.40 = 307,776.88 : x
  2. Step 2: Convert to fraction form
    532,255.60/798,536.40 = 307,776.88/x
  3. Step 3: Cross multiply
    532,255.60x = 798,536.40 × 307,776.88
  4. Step 4: Simplify right side
    532,255.60x = 245,771,041,758.43
  5. Step 5: Solve for x
    x = 245,771,041,758.43/532,255.60
  6. Step 6: Final answer
    x = 461,753.79

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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.