Home / 456,863.28-630,757.26-293,585.88

Finding the Fourth Proportional to 456,863.28, 630,757.26 and 293,585.88

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Solution

The fourth proportional to 456,863.28, 630,757.26 and 293,585.88 is: 405,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,863.28 : 630,757.26 = 293,585.88 : x
  2. Step 2: Convert to fraction form
    456,863.28/630,757.26 = 293,585.88/x
  3. Step 3: Cross multiply
    456,863.28x = 630,757.26 × 293,585.88
  4. Step 4: Simplify right side
    456,863.28x = 185,181,425,243.49
  5. Step 5: Solve for x
    x = 185,181,425,243.49/456,863.28
  6. Step 6: Final answer
    x = 405,332.26

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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.