Home / 1,109,358.92-1,664,287.76-351,245.70

Finding the Fourth Proportional to 1,109,358.92, 1,664,287.76 and 351,245.70

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Solution

The fourth proportional to 1,109,358.92, 1,664,287.76 and 351,245.70 is: 526,947.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,358.92 : 1,664,287.76 = 351,245.70 : x
  2. Step 2: Convert to fraction form
    1,109,358.92/1,664,287.76 = 351,245.70/x
  3. Step 3: Cross multiply
    1,109,358.92x = 1,664,287.76 × 351,245.70
  4. Step 4: Simplify right side
    1,109,358.92x = 584,573,909,184.97
  5. Step 5: Solve for x
    x = 584,573,909,184.97/1,109,358.92
  6. Step 6: Final answer
    x = 526,947.50

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Double scale
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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.