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Finding the Fourth Proportional to 292,239.33, 437,971.45 and 150,078.85

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Solution

The fourth proportional to 292,239.33, 437,971.45 and 150,078.85 is: 224,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,239.33 : 437,971.45 = 150,078.85 : x
  2. Step 2: Convert to fraction form
    292,239.33/437,971.45 = 150,078.85/x
  3. Step 3: Cross multiply
    292,239.33x = 437,971.45 × 150,078.85
  4. Step 4: Simplify right side
    292,239.33x = 65,730,251,548.83
  5. Step 5: Solve for x
    x = 65,730,251,548.83/292,239.33
  6. Step 6: Final answer
    x = 224,919.25

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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.