Home / 502,622.03-753,509.12-218,098.14

Finding the Fourth Proportional to 502,622.03, 753,509.12 and 218,098.14

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Solution

The fourth proportional to 502,622.03, 753,509.12 and 218,098.14 is: 326,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,622.03 : 753,509.12 = 218,098.14 : x
  2. Step 2: Convert to fraction form
    502,622.03/753,509.12 = 218,098.14/x
  3. Step 3: Cross multiply
    502,622.03x = 753,509.12 × 218,098.14
  4. Step 4: Simplify right side
    502,622.03x = 164,338,936,454.55
  5. Step 5: Solve for x
    x = 164,338,936,454.55/502,622.03
  6. Step 6: Final answer
    x = 326,963.26

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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.