Home / 296,456.40-444,976.20-146,865.60

Finding the Fourth Proportional to 296,456.40, 444,976.20 and 146,865.60

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Solution

The fourth proportional to 296,456.40, 444,976.20 and 146,865.60 is: 220,442.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,456.40 : 444,976.20 = 146,865.60 : x
  2. Step 2: Convert to fraction form
    296,456.40/444,976.20 = 146,865.60/x
  3. Step 3: Cross multiply
    296,456.40x = 444,976.20 × 146,865.60
  4. Step 4: Simplify right side
    296,456.40x = 65,351,696,598.72
  5. Step 5: Solve for x
    x = 65,351,696,598.72/296,456.40
  6. Step 6: Final answer
    x = 220,442.86

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1.5x scale

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.