Home / 440,822.39-661,295.86-141,232.89

Finding the Fourth Proportional to 440,822.39, 661,295.86 and 141,232.89

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Solution

The fourth proportional to 440,822.39, 661,295.86 and 141,232.89 is: 211,869.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,822.39 : 661,295.86 = 141,232.89 : x
  2. Step 2: Convert to fraction form
    440,822.39/661,295.86 = 141,232.89/x
  3. Step 3: Cross multiply
    440,822.39x = 661,295.86 × 141,232.89
  4. Step 4: Simplify right side
    440,822.39x = 93,396,724,746.67
  5. Step 5: Solve for x
    x = 93,396,724,746.67/440,822.39
  6. Step 6: Final answer
    x = 211,869.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.