Home / 976,739.60-1,466,491.80-766,614.80

Finding the Fourth Proportional to 976,739.60, 1,466,491.80 and 766,614.80

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Solution

The fourth proportional to 976,739.60, 1,466,491.80 and 766,614.80 is: 1,151,007.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,739.60 : 1,466,491.80 = 766,614.80 : x
  2. Step 2: Convert to fraction form
    976,739.60/1,466,491.80 = 766,614.80/x
  3. Step 3: Cross multiply
    976,739.60x = 1,466,491.80 × 766,614.80
  4. Step 4: Simplify right side
    976,739.60x = 1,124,234,317,958.64
  5. Step 5: Solve for x
    x = 1,124,234,317,958.64/976,739.60
  6. Step 6: Final answer
    x = 1,151,007.21

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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.