Home / 476,157.89-656,995.24-274,837.25

Finding the Fourth Proportional to 476,157.89, 656,995.24 and 274,837.25

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Solution

The fourth proportional to 476,157.89, 656,995.24 and 274,837.25 is: 379,216.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,157.89 : 656,995.24 = 274,837.25 : x
  2. Step 2: Convert to fraction form
    476,157.89/656,995.24 = 274,837.25/x
  3. Step 3: Cross multiply
    476,157.89x = 656,995.24 × 274,837.25
  4. Step 4: Simplify right side
    476,157.89x = 180,566,765,024.69
  5. Step 5: Solve for x
    x = 180,566,765,024.69/476,157.89
  6. Step 6: Final answer
    x = 379,216.16

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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.