Home / 417,701.13-576,428.67-226,714.52

Finding the Fourth Proportional to 417,701.13, 576,428.67 and 226,714.52

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Solution

The fourth proportional to 417,701.13, 576,428.67 and 226,714.52 is: 312,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,701.13 : 576,428.67 = 226,714.52 : x
  2. Step 2: Convert to fraction form
    417,701.13/576,428.67 = 226,714.52/x
  3. Step 3: Cross multiply
    417,701.13x = 576,428.67 × 226,714.52
  4. Step 4: Simplify right side
    417,701.13x = 130,684,748,099.72
  5. Step 5: Solve for x
    x = 130,684,748,099.72/417,701.13
  6. Step 6: Final answer
    x = 312,866.64

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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.