Home / 305,237.22-457,793.52-115,632.28

Finding the Fourth Proportional to 305,237.22, 457,793.52 and 115,632.28

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Solution

The fourth proportional to 305,237.22, 457,793.52 and 115,632.28 is: 173,424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,237.22 : 457,793.52 = 115,632.28 : x
  2. Step 2: Convert to fraction form
    305,237.22/457,793.52 = 115,632.28/x
  3. Step 3: Cross multiply
    305,237.22x = 457,793.52 × 115,632.28
  4. Step 4: Simplify right side
    305,237.22x = 52,935,708,486.83
  5. Step 5: Solve for x
    x = 52,935,708,486.83/305,237.22
  6. Step 6: Final answer
    x = 173,424.82

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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.