Home / 632,343.20-948,428.40-189,111.20

Finding the Fourth Proportional to 632,343.20, 948,428.40 and 189,111.20

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Solution

The fourth proportional to 632,343.20, 948,428.40 and 189,111.20 is: 283,640.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,343.20 : 948,428.40 = 189,111.20 : x
  2. Step 2: Convert to fraction form
    632,343.20/948,428.40 = 189,111.20/x
  3. Step 3: Cross multiply
    632,343.20x = 948,428.40 × 189,111.20
  4. Step 4: Simplify right side
    632,343.20x = 179,358,432,838.08
  5. Step 5: Solve for x
    x = 179,358,432,838.08/632,343.20
  6. Step 6: Final answer
    x = 283,640.96

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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.