Home / 653,036.18-979,480.76-226,493.42

Finding the Fourth Proportional to 653,036.18, 979,480.76 and 226,493.42

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Solution

The fourth proportional to 653,036.18, 979,480.76 and 226,493.42 is: 339,714.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,036.18 : 979,480.76 = 226,493.42 : x
  2. Step 2: Convert to fraction form
    653,036.18/979,480.76 = 226,493.42/x
  3. Step 3: Cross multiply
    653,036.18x = 979,480.76 × 226,493.42
  4. Step 4: Simplify right side
    653,036.18x = 221,845,941,126.73
  5. Step 5: Solve for x
    x = 221,845,941,126.73/653,036.18
  6. Step 6: Final answer
    x = 339,714.63

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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.