Home / 476,080.80-656,949.06-272,091.24

Finding the Fourth Proportional to 476,080.80, 656,949.06 and 272,091.24

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Solution

The fourth proportional to 476,080.80, 656,949.06 and 272,091.24 is: 375,461.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,080.80 : 656,949.06 = 272,091.24 : x
  2. Step 2: Convert to fraction form
    476,080.80/656,949.06 = 272,091.24/x
  3. Step 3: Cross multiply
    476,080.80x = 656,949.06 × 272,091.24
  4. Step 4: Simplify right side
    476,080.80x = 178,750,084,352.23
  5. Step 5: Solve for x
    x = 178,750,084,352.23/476,080.80
  6. Step 6: Final answer
    x = 375,461.65

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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.