Home / 954,998.76-1,432,499.82-315,338.28

Finding the Fourth Proportional to 954,998.76, 1,432,499.82 and 315,338.28

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Solution

The fourth proportional to 954,998.76, 1,432,499.82 and 315,338.28 is: 473,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,998.76 : 1,432,499.82 = 315,338.28 : x
  2. Step 2: Convert to fraction form
    954,998.76/1,432,499.82 = 315,338.28/x
  3. Step 3: Cross multiply
    954,998.76x = 1,432,499.82 × 315,338.28
  4. Step 4: Simplify right side
    954,998.76x = 451,722,029,339.11
  5. Step 5: Solve for x
    x = 451,722,029,339.11/954,998.76
  6. Step 6: Final answer
    x = 473,007.97

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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.