Home / 347,221.33-520,833.31-122,459.69

Finding the Fourth Proportional to 347,221.33, 520,833.31 and 122,459.69

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Solution

The fourth proportional to 347,221.33, 520,833.31 and 122,459.69 is: 183,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,221.33 : 520,833.31 = 122,459.69 : x
  2. Step 2: Convert to fraction form
    347,221.33/520,833.31 = 122,459.69/x
  3. Step 3: Cross multiply
    347,221.33x = 520,833.31 × 122,459.69
  4. Step 4: Simplify right side
    347,221.33x = 63,781,086,680.21
  5. Step 5: Solve for x
    x = 63,781,086,680.21/347,221.33
  6. Step 6: Final answer
    x = 183,690.00

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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.