Home / 293,220.96-439,839.60-103,654.52

Finding the Fourth Proportional to 293,220.96, 439,839.60 and 103,654.52

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Solution

The fourth proportional to 293,220.96, 439,839.60 and 103,654.52 is: 155,484.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,220.96 : 439,839.60 = 103,654.52 : x
  2. Step 2: Convert to fraction form
    293,220.96/439,839.60 = 103,654.52/x
  3. Step 3: Cross multiply
    293,220.96x = 439,839.60 × 103,654.52
  4. Step 4: Simplify right side
    293,220.96x = 45,591,362,614.99
  5. Step 5: Solve for x
    x = 45,591,362,614.99/293,220.96
  6. Step 6: Final answer
    x = 155,484.66

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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.