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Finding the Fourth Proportional to 373,586.93, 560,649.71 and 148,817.39

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Solution

The fourth proportional to 373,586.93, 560,649.71 and 148,817.39 is: 223,333.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,586.93 : 560,649.71 = 148,817.39 : x
  2. Step 2: Convert to fraction form
    373,586.93/560,649.71 = 148,817.39/x
  3. Step 3: Cross multiply
    373,586.93x = 560,649.71 × 148,817.39
  4. Step 4: Simplify right side
    373,586.93x = 83,434,428,320.12
  5. Step 5: Solve for x
    x = 83,434,428,320.12/373,586.93
  6. Step 6: Final answer
    x = 223,333.37

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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.