Home / 484,569.60-726,595.20-169,036.80

Finding the Fourth Proportional to 484,569.60, 726,595.20 and 169,036.80

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Solution

The fourth proportional to 484,569.60, 726,595.20 and 169,036.80 is: 253,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,569.60 : 726,595.20 = 169,036.80 : x
  2. Step 2: Convert to fraction form
    484,569.60/726,595.20 = 169,036.80/x
  3. Step 3: Cross multiply
    484,569.60x = 726,595.20 × 169,036.80
  4. Step 4: Simplify right side
    484,569.60x = 122,821,327,503.36
  5. Step 5: Solve for x
    x = 122,821,327,503.36/484,569.60
  6. Step 6: Final answer
    x = 253,464.78

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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.