Home / 482,550.72-724,067.52-216,501.36

Finding the Fourth Proportional to 482,550.72, 724,067.52 and 216,501.36

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Solution

The fourth proportional to 482,550.72, 724,067.52 and 216,501.36 is: 324,860.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,550.72 : 724,067.52 = 216,501.36 : x
  2. Step 2: Convert to fraction form
    482,550.72/724,067.52 = 216,501.36/x
  3. Step 3: Cross multiply
    482,550.72x = 724,067.52 × 216,501.36
  4. Step 4: Simplify right side
    482,550.72x = 156,761,602,811.83
  5. Step 5: Solve for x
    x = 156,761,602,811.83/482,550.72
  6. Step 6: Final answer
    x = 324,860.36

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1.5x scale

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.