Home / 417,701.07-576,428.13-226,714.55

Finding the Fourth Proportional to 417,701.07, 576,428.13 and 226,714.55

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Solution

The fourth proportional to 417,701.07, 576,428.13 and 226,714.55 is: 312,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,701.07 : 576,428.13 = 226,714.55 : x
  2. Step 2: Convert to fraction form
    417,701.07/576,428.13 = 226,714.55/x
  3. Step 3: Cross multiply
    417,701.07x = 576,428.13 × 226,714.55
  4. Step 4: Simplify right side
    417,701.07x = 130,684,641,218.15
  5. Step 5: Solve for x
    x = 130,684,641,218.15/417,701.07
  6. Step 6: Final answer
    x = 312,866.43

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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.