Home / 482,948.20-723,731.10-335,031.40

Finding the Fourth Proportional to 482,948.20, 723,731.10 and 335,031.40

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Solution

The fourth proportional to 482,948.20, 723,731.10 and 335,031.40 is: 502,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,948.20 : 723,731.10 = 335,031.40 : x
  2. Step 2: Convert to fraction form
    482,948.20/723,731.10 = 335,031.40/x
  3. Step 3: Cross multiply
    482,948.20x = 723,731.10 × 335,031.40
  4. Step 4: Simplify right side
    482,948.20x = 242,472,643,656.54
  5. Step 5: Solve for x
    x = 242,472,643,656.54/482,948.20
  6. Step 6: Final answer
    x = 502,067.60

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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.