Home / 1,179,374.80-1,769,062.20-292,910.80

Finding the Fourth Proportional to 1,179,374.80, 1,769,062.20 and 292,910.80

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Solution

The fourth proportional to 1,179,374.80, 1,769,062.20 and 292,910.80 is: 439,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,374.80 : 1,769,062.20 = 292,910.80 : x
  2. Step 2: Convert to fraction form
    1,179,374.80/1,769,062.20 = 292,910.80/x
  3. Step 3: Cross multiply
    1,179,374.80x = 1,769,062.20 × 292,910.80
  4. Step 4: Simplify right side
    1,179,374.80x = 518,177,424,251.76
  5. Step 5: Solve for x
    x = 518,177,424,251.76/1,179,374.80
  6. Step 6: Final answer
    x = 439,366.20

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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.