Home / 439,461.18-659,192.04-158,912.82

Finding the Fourth Proportional to 439,461.18, 659,192.04 and 158,912.82

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Solution

The fourth proportional to 439,461.18, 659,192.04 and 158,912.82 is: 238,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,461.18 : 659,192.04 = 158,912.82 : x
  2. Step 2: Convert to fraction form
    439,461.18/659,192.04 = 158,912.82/x
  3. Step 3: Cross multiply
    439,461.18x = 659,192.04 × 158,912.82
  4. Step 4: Simplify right side
    439,461.18x = 104,754,065,997.95
  5. Step 5: Solve for x
    x = 104,754,065,997.95/439,461.18
  6. Step 6: Final answer
    x = 238,369.33

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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.