Home / 282,654.22-423,980.34-268,463.86

Finding the Fourth Proportional to 282,654.22, 423,980.34 and 268,463.86

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Solution

The fourth proportional to 282,654.22, 423,980.34 and 268,463.86 is: 402,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,654.22 : 423,980.34 = 268,463.86 : x
  2. Step 2: Convert to fraction form
    282,654.22/423,980.34 = 268,463.86/x
  3. Step 3: Cross multiply
    282,654.22x = 423,980.34 × 268,463.86
  4. Step 4: Simplify right side
    282,654.22x = 113,823,398,640.51
  5. Step 5: Solve for x
    x = 113,823,398,640.51/282,654.22
  6. Step 6: Final answer
    x = 402,694.85

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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.