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Finding the Fourth Proportional to 360,111.19, 539,735.29 and 167,726.26

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Solution

The fourth proportional to 360,111.19, 539,735.29 and 167,726.26 is: 251,388.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,111.19 : 539,735.29 = 167,726.26 : x
  2. Step 2: Convert to fraction form
    360,111.19/539,735.29 = 167,726.26/x
  3. Step 3: Cross multiply
    360,111.19x = 539,735.29 × 167,726.26
  4. Step 4: Simplify right side
    360,111.19x = 90,527,781,581.72
  5. Step 5: Solve for x
    x = 90,527,781,581.72/360,111.19
  6. Step 6: Final answer
    x = 251,388.42

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1.5x scale

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.