Home / 872,169.50-1,308,254.20-273,177.52

Finding the Fourth Proportional to 872,169.50, 1,308,254.20 and 273,177.52

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Solution

The fourth proportional to 872,169.50, 1,308,254.20 and 273,177.52 is: 409,766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,169.50 : 1,308,254.20 = 273,177.52 : x
  2. Step 2: Convert to fraction form
    872,169.50/1,308,254.20 = 273,177.52/x
  3. Step 3: Cross multiply
    872,169.50x = 1,308,254.20 × 273,177.52
  4. Step 4: Simplify right side
    872,169.50x = 357,385,637,885.58
  5. Step 5: Solve for x
    x = 357,385,637,885.58/872,169.50
  6. Step 6: Final answer
    x = 409,766.26

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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.