Home / 501,272.34-752,006.88-220,789.50

Finding the Fourth Proportional to 501,272.34, 752,006.88 and 220,789.50

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Solution

The fourth proportional to 501,272.34, 752,006.88 and 220,789.50 is: 331,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,272.34 : 752,006.88 = 220,789.50 : x
  2. Step 2: Convert to fraction form
    501,272.34/752,006.88 = 220,789.50/x
  3. Step 3: Cross multiply
    501,272.34x = 752,006.88 × 220,789.50
  4. Step 4: Simplify right side
    501,272.34x = 166,035,223,031.76
  5. Step 5: Solve for x
    x = 166,035,223,031.76/501,272.34
  6. Step 6: Final answer
    x = 331,227.58

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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.