Home / 472,723.33-709,091.17-157,180.23

Finding the Fourth Proportional to 472,723.33, 709,091.17 and 157,180.23

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Solution

The fourth proportional to 472,723.33, 709,091.17 and 157,180.23 is: 235,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,723.33 : 709,091.17 = 157,180.23 : x
  2. Step 2: Convert to fraction form
    472,723.33/709,091.17 = 157,180.23/x
  3. Step 3: Cross multiply
    472,723.33x = 709,091.17 × 157,180.23
  4. Step 4: Simplify right side
    472,723.33x = 111,455,113,191.57
  5. Step 5: Solve for x
    x = 111,455,113,191.57/472,723.33
  6. Step 6: Final answer
    x = 235,772.40

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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.