Home / 880,490.70-1,320,196.30-374,763.69

Finding the Fourth Proportional to 880,490.70, 1,320,196.30 and 374,763.69

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Solution

The fourth proportional to 880,490.70, 1,320,196.30 and 374,763.69 is: 561,915.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,490.70 : 1,320,196.30 = 374,763.69 : x
  2. Step 2: Convert to fraction form
    880,490.70/1,320,196.30 = 374,763.69/x
  3. Step 3: Cross multiply
    880,490.70x = 1,320,196.30 × 374,763.69
  4. Step 4: Simplify right side
    880,490.70x = 494,761,635,975.44
  5. Step 5: Solve for x
    x = 494,761,635,975.44/880,490.70
  6. Step 6: Final answer
    x = 561,915.80

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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.