Home / 394,702.20-591,567.30-268,342.20

Finding the Fourth Proportional to 394,702.20, 591,567.30 and 268,342.20

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Solution

The fourth proportional to 394,702.20, 591,567.30 and 268,342.20 is: 402,182.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,702.20 : 591,567.30 = 268,342.20 : x
  2. Step 2: Convert to fraction form
    394,702.20/591,567.30 = 268,342.20/x
  3. Step 3: Cross multiply
    394,702.20x = 591,567.30 × 268,342.20
  4. Step 4: Simplify right side
    394,702.20x = 158,742,470,730.06
  5. Step 5: Solve for x
    x = 158,742,470,730.06/394,702.20
  6. Step 6: Final answer
    x = 402,182.89

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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.