Home / 976,535.60-1,462,470.60-789,911.60

Finding the Fourth Proportional to 976,535.60, 1,462,470.60 and 789,911.60

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Solution

The fourth proportional to 976,535.60, 1,462,470.60 and 789,911.60 is: 1,182,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,535.60 : 1,462,470.60 = 789,911.60 : x
  2. Step 2: Convert to fraction form
    976,535.60/1,462,470.60 = 789,911.60/x
  3. Step 3: Cross multiply
    976,535.60x = 1,462,470.60 × 789,911.60
  4. Step 4: Simplify right side
    976,535.60x = 1,155,222,491,598.96
  5. Step 5: Solve for x
    x = 1,155,222,491,598.96/976,535.60
  6. Step 6: Final answer
    x = 1,182,980.42

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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.