Home / 476,148.31-657,082.73-261,291.96

Finding the Fourth Proportional to 476,148.31, 657,082.73 and 261,291.96

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Solution

The fourth proportional to 476,148.31, 657,082.73 and 261,291.96 is: 360,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,148.31 : 657,082.73 = 261,291.96 : x
  2. Step 2: Convert to fraction form
    476,148.31/657,082.73 = 261,291.96/x
  3. Step 3: Cross multiply
    476,148.31x = 657,082.73 × 261,291.96
  4. Step 4: Simplify right side
    476,148.31x = 171,690,435,057.08
  5. Step 5: Solve for x
    x = 171,690,435,057.08/476,148.31
  6. Step 6: Final answer
    x = 360,581.84

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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.