Home / 424,965.50-637,517.48-125,476.35

Finding the Fourth Proportional to 424,965.50, 637,517.48 and 125,476.35

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Solution

The fourth proportional to 424,965.50, 637,517.48 and 125,476.35 is: 188,234.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,965.50 : 637,517.48 = 125,476.35 : x
  2. Step 2: Convert to fraction form
    424,965.50/637,517.48 = 125,476.35/x
  3. Step 3: Cross multiply
    424,965.50x = 637,517.48 × 125,476.35
  4. Step 4: Simplify right side
    424,965.50x = 79,993,365,824.22
  5. Step 5: Solve for x
    x = 79,993,365,824.22/424,965.50
  6. Step 6: Final answer
    x = 188,234.97

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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.