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Finding the Fourth Proportional to 293,031.45, 439,158.96 and 150,870.96

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Solution

The fourth proportional to 293,031.45, 439,158.96 and 150,870.96 is: 226,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,031.45 : 439,158.96 = 150,870.96 : x
  2. Step 2: Convert to fraction form
    293,031.45/439,158.96 = 150,870.96/x
  3. Step 3: Cross multiply
    293,031.45x = 439,158.96 × 150,870.96
  4. Step 4: Simplify right side
    293,031.45x = 66,256,333,887.80
  5. Step 5: Solve for x
    x = 66,256,333,887.80/293,031.45
  6. Step 6: Final answer
    x = 226,106.56

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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.