Home / 445,747.80-614,982.36-254,625.88

Finding the Fourth Proportional to 445,747.80, 614,982.36 and 254,625.88

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Solution

The fourth proportional to 445,747.80, 614,982.36 and 254,625.88 is: 351,298.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,747.80 : 614,982.36 = 254,625.88 : x
  2. Step 2: Convert to fraction form
    445,747.80/614,982.36 = 254,625.88/x
  3. Step 3: Cross multiply
    445,747.80x = 614,982.36 × 254,625.88
  4. Step 4: Simplify right side
    445,747.80x = 156,590,424,599.48
  5. Step 5: Solve for x
    x = 156,590,424,599.48/445,747.80
  6. Step 6: Final answer
    x = 351,298.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.