Home / 976,735.20-1,465,102.80-504,343.20

Finding the Fourth Proportional to 976,735.20, 1,465,102.80 and 504,343.20

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Solution

The fourth proportional to 976,735.20, 1,465,102.80 and 504,343.20 is: 756,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,735.20 : 1,465,102.80 = 504,343.20 : x
  2. Step 2: Convert to fraction form
    976,735.20/1,465,102.80 = 504,343.20/x
  3. Step 3: Cross multiply
    976,735.20x = 1,465,102.80 × 504,343.20
  4. Step 4: Simplify right side
    976,735.20x = 738,914,634,480.96
  5. Step 5: Solve for x
    x = 738,914,634,480.96/976,735.20
  6. Step 6: Final answer
    x = 756,514.80

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Double scale
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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.