Home / 282,584.74-423,836.10-82,884.30

Finding the Fourth Proportional to 282,584.74, 423,836.10 and 82,884.30

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Solution

The fourth proportional to 282,584.74, 423,836.10 and 82,884.30 is: 124,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,584.74 : 423,836.10 = 82,884.30 : x
  2. Step 2: Convert to fraction form
    282,584.74/423,836.10 = 82,884.30/x
  3. Step 3: Cross multiply
    282,584.74x = 423,836.10 × 82,884.30
  4. Step 4: Simplify right side
    282,584.74x = 35,129,358,463.23
  5. Step 5: Solve for x
    x = 35,129,358,463.23/282,584.74
  6. Step 6: Final answer
    x = 124,314.42

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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.