Home / 735,939.60-1,103,909.40-483,997.20

Finding the Fourth Proportional to 735,939.60, 1,103,909.40 and 483,997.20

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Solution

The fourth proportional to 735,939.60, 1,103,909.40 and 483,997.20 is: 725,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,939.60 : 1,103,909.40 = 483,997.20 : x
  2. Step 2: Convert to fraction form
    735,939.60/1,103,909.40 = 483,997.20/x
  3. Step 3: Cross multiply
    735,939.60x = 1,103,909.40 × 483,997.20
  4. Step 4: Simplify right side
    735,939.60x = 534,289,058,653.68
  5. Step 5: Solve for x
    x = 534,289,058,653.68/735,939.60
  6. Step 6: Final answer
    x = 725,995.80

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Similar ratio
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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.