Home / 581,272.27-802,160.01-319,632.14

Finding the Fourth Proportional to 581,272.27, 802,160.01 and 319,632.14

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Solution

The fourth proportional to 581,272.27, 802,160.01 and 319,632.14 is: 441,094.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,272.27 : 802,160.01 = 319,632.14 : x
  2. Step 2: Convert to fraction form
    581,272.27/802,160.01 = 319,632.14/x
  3. Step 3: Cross multiply
    581,272.27x = 802,160.01 × 319,632.14
  4. Step 4: Simplify right side
    581,272.27x = 256,396,122,624.12
  5. Step 5: Solve for x
    x = 256,396,122,624.12/581,272.27
  6. Step 6: Final answer
    x = 441,094.71

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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.