Home / 295,320.20-442,980.30-176,930.60

Finding the Fourth Proportional to 295,320.20, 442,980.30 and 176,930.60

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Solution

The fourth proportional to 295,320.20, 442,980.30 and 176,930.60 is: 265,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,320.20 : 442,980.30 = 176,930.60 : x
  2. Step 2: Convert to fraction form
    295,320.20/442,980.30 = 176,930.60/x
  3. Step 3: Cross multiply
    295,320.20x = 442,980.30 × 176,930.60
  4. Step 4: Simplify right side
    295,320.20x = 78,376,770,267.18
  5. Step 5: Solve for x
    x = 78,376,770,267.18/295,320.20
  6. Step 6: Final answer
    x = 265,395.90

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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.