Home / 882,731.60-1,323,175.80-482,757.20

Finding the Fourth Proportional to 882,731.60, 1,323,175.80 and 482,757.20

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Solution

The fourth proportional to 882,731.60, 1,323,175.80 and 482,757.20 is: 723,631.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,731.60 : 1,323,175.80 = 482,757.20 : x
  2. Step 2: Convert to fraction form
    882,731.60/1,323,175.80 = 482,757.20/x
  3. Step 3: Cross multiply
    882,731.60x = 1,323,175.80 × 482,757.20
  4. Step 4: Simplify right side
    882,731.60x = 638,772,644,315.76
  5. Step 5: Solve for x
    x = 638,772,644,315.76/882,731.60
  6. Step 6: Final answer
    x = 723,631.79

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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.