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Finding the Fourth Proportional to 417,250.71, 575,805.96 and 226,264.55

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Solution

The fourth proportional to 417,250.71, 575,805.96 and 226,264.55 is: 312,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,250.71 : 575,805.96 = 226,264.55 : x
  2. Step 2: Convert to fraction form
    417,250.71/575,805.96 = 226,264.55/x
  3. Step 3: Cross multiply
    417,250.71x = 575,805.96 × 226,264.55
  4. Step 4: Simplify right side
    417,250.71x = 130,284,473,547.69
  5. Step 5: Solve for x
    x = 130,284,473,547.69/417,250.71
  6. Step 6: Final answer
    x = 312,245.06

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1.5x scale

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.