Home / 651,104.78-976,504.05-177,677.60

Finding the Fourth Proportional to 651,104.78, 976,504.05 and 177,677.60

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Solution

The fourth proportional to 651,104.78, 976,504.05 and 177,677.60 is: 266,474.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,104.78 : 976,504.05 = 177,677.60 : x
  2. Step 2: Convert to fraction form
    651,104.78/976,504.05 = 177,677.60/x
  3. Step 3: Cross multiply
    651,104.78x = 976,504.05 × 177,677.60
  4. Step 4: Simplify right side
    651,104.78x = 173,502,891,111.76
  5. Step 5: Solve for x
    x = 173,502,891,111.76/651,104.78
  6. Step 6: Final answer
    x = 266,474.61

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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.