Home / 476,035.56-656,907.30-261,171.18

Finding the Fourth Proportional to 476,035.56, 656,907.30 and 261,171.18

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Solution

The fourth proportional to 476,035.56, 656,907.30 and 261,171.18 is: 360,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,035.56 : 656,907.30 = 261,171.18 : x
  2. Step 2: Convert to fraction form
    476,035.56/656,907.30 = 261,171.18/x
  3. Step 3: Cross multiply
    476,035.56x = 656,907.30 × 261,171.18
  4. Step 4: Simplify right side
    476,035.56x = 171,565,254,691.61
  5. Step 5: Solve for x
    x = 171,565,254,691.61/476,035.56
  6. Step 6: Final answer
    x = 360,404.28

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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.