Home / 476,450.66-657,314.36-272,391.96

Finding the Fourth Proportional to 476,450.66, 657,314.36 and 272,391.96

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Solution

The fourth proportional to 476,450.66, 657,314.36 and 272,391.96 is: 375,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,450.66 : 657,314.36 = 272,391.96 : x
  2. Step 2: Convert to fraction form
    476,450.66/657,314.36 = 272,391.96/x
  3. Step 3: Cross multiply
    476,450.66x = 657,314.36 × 272,391.96
  4. Step 4: Simplify right side
    476,450.66x = 179,047,146,856.55
  5. Step 5: Solve for x
    x = 179,047,146,856.55/476,450.66
  6. Step 6: Final answer
    x = 375,793.68

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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.