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Finding the Fourth Proportional to 373,359.64, 559,814.22 and 148,754.80

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Solution

The fourth proportional to 373,359.64, 559,814.22 and 148,754.80 is: 223,042.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,359.64 : 559,814.22 = 148,754.80 : x
  2. Step 2: Convert to fraction form
    373,359.64/559,814.22 = 148,754.80/x
  3. Step 3: Cross multiply
    373,359.64x = 559,814.22 × 148,754.80
  4. Step 4: Simplify right side
    373,359.64x = 83,275,052,333.26
  5. Step 5: Solve for x
    x = 83,275,052,333.26/373,359.64
  6. Step 6: Final answer
    x = 223,042.46

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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.