Home / 331,521.40-457,483.62-188,262.52

Finding the Fourth Proportional to 331,521.40, 457,483.62 and 188,262.52

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Solution

The fourth proportional to 331,521.40, 457,483.62 and 188,262.52 is: 259,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,521.40 : 457,483.62 = 188,262.52 : x
  2. Step 2: Convert to fraction form
    331,521.40/457,483.62 = 188,262.52/x
  3. Step 3: Cross multiply
    331,521.40x = 457,483.62 × 188,262.52
  4. Step 4: Simplify right side
    331,521.40x = 86,127,019,159.92
  5. Step 5: Solve for x
    x = 86,127,019,159.92/331,521.40
  6. Step 6: Final answer
    x = 259,793.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.