Home / 574,581.60-861,870.07-175,221.21

Finding the Fourth Proportional to 574,581.60, 861,870.07 and 175,221.21

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Solution

The fourth proportional to 574,581.60, 861,870.07 and 175,221.21 is: 262,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,581.60 : 861,870.07 = 175,221.21 : x
  2. Step 2: Convert to fraction form
    574,581.60/861,870.07 = 175,221.21/x
  3. Step 3: Cross multiply
    574,581.60x = 861,870.07 × 175,221.21
  4. Step 4: Simplify right side
    574,581.60x = 151,017,915,131.21
  5. Step 5: Solve for x
    x = 151,017,915,131.21/574,581.60
  6. Step 6: Final answer
    x = 262,831.10

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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.