Home / 873,130.62-1,309,691.88-242,042.34

Finding the Fourth Proportional to 873,130.62, 1,309,691.88 and 242,042.34

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Solution

The fourth proportional to 873,130.62, 1,309,691.88 and 242,042.34 is: 363,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,130.62 : 1,309,691.88 = 242,042.34 : x
  2. Step 2: Convert to fraction form
    873,130.62/1,309,691.88 = 242,042.34/x
  3. Step 3: Cross multiply
    873,130.62x = 1,309,691.88 × 242,042.34
  4. Step 4: Simplify right side
    873,130.62x = 317,000,887,314.20
  5. Step 5: Solve for x
    x = 317,000,887,314.20/873,130.62
  6. Step 6: Final answer
    x = 363,062.39

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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.