Home / 650,446.20-975,669.30-177,130.80

Finding the Fourth Proportional to 650,446.20, 975,669.30 and 177,130.80

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Solution

The fourth proportional to 650,446.20, 975,669.30 and 177,130.80 is: 265,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,446.20 : 975,669.30 = 177,130.80 : x
  2. Step 2: Convert to fraction form
    650,446.20/975,669.30 = 177,130.80/x
  3. Step 3: Cross multiply
    650,446.20x = 975,669.30 × 177,130.80
  4. Step 4: Simplify right side
    650,446.20x = 172,821,083,644.44
  5. Step 5: Solve for x
    x = 172,821,083,644.44/650,446.20
  6. Step 6: Final answer
    x = 265,696.20

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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.