Home / 272,020.32-375,432.58-226,626.32

Finding the Fourth Proportional to 272,020.32, 375,432.58 and 226,626.32

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Solution

The fourth proportional to 272,020.32, 375,432.58 and 226,626.32 is: 312,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,020.32 : 375,432.58 = 226,626.32 : x
  2. Step 2: Convert to fraction form
    272,020.32/375,432.58 = 226,626.32/x
  3. Step 3: Cross multiply
    272,020.32x = 375,432.58 × 226,626.32
  4. Step 4: Simplify right side
    272,020.32x = 85,082,904,013.51
  5. Step 5: Solve for x
    x = 85,082,904,013.51/272,020.32
  6. Step 6: Final answer
    x = 312,781.43

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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.