Home / 1,503,694.92-2,255,618.70-438,817.80

Finding the Fourth Proportional to 1,503,694.92, 2,255,618.70 and 438,817.80

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Solution

The fourth proportional to 1,503,694.92, 2,255,618.70 and 438,817.80 is: 658,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,694.92 : 2,255,618.70 = 438,817.80 : x
  2. Step 2: Convert to fraction form
    1,503,694.92/2,255,618.70 = 438,817.80/x
  3. Step 3: Cross multiply
    1,503,694.92x = 2,255,618.70 × 438,817.80
  4. Step 4: Simplify right side
    1,503,694.92x = 989,805,635,572.86
  5. Step 5: Solve for x
    x = 989,805,635,572.86/1,503,694.92
  6. Step 6: Final answer
    x = 658,248.97

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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.