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Finding the Fourth Proportional to 361,661.33, 542,381.24 and 250,058.72

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Solution

The fourth proportional to 361,661.33, 542,381.24 and 250,058.72 is: 375,011.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,661.33 : 542,381.24 = 250,058.72 : x
  2. Step 2: Convert to fraction form
    361,661.33/542,381.24 = 250,058.72/x
  3. Step 3: Cross multiply
    361,661.33x = 542,381.24 × 250,058.72
  4. Step 4: Simplify right side
    361,661.33x = 135,627,158,378.78
  5. Step 5: Solve for x
    x = 135,627,158,378.78/361,661.33
  6. Step 6: Final answer
    x = 375,011.50

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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.