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Finding the Fourth Proportional to 220,595.47, 330,838.53 and 62,825.29

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Solution

The fourth proportional to 220,595.47, 330,838.53 and 62,825.29 is: 94,222.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,595.47 : 330,838.53 = 62,825.29 : x
  2. Step 2: Convert to fraction form
    220,595.47/330,838.53 = 62,825.29/x
  3. Step 3: Cross multiply
    220,595.47x = 330,838.53 × 62,825.29
  4. Step 4: Simplify right side
    220,595.47x = 20,785,026,590.42
  5. Step 5: Solve for x
    x = 20,785,026,590.42/220,595.47
  6. Step 6: Final answer
    x = 94,222.36

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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.