Home / 765,635.33-1,148,694.38-360,811.19

Finding the Fourth Proportional to 765,635.33, 1,148,694.38 and 360,811.19

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Solution

The fourth proportional to 765,635.33, 1,148,694.38 and 360,811.19 is: 541,330.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,635.33 : 1,148,694.38 = 360,811.19 : x
  2. Step 2: Convert to fraction form
    765,635.33/1,148,694.38 = 360,811.19/x
  3. Step 3: Cross multiply
    765,635.33x = 1,148,694.38 × 360,811.19
  4. Step 4: Simplify right side
    765,635.33x = 414,461,787,261.79
  5. Step 5: Solve for x
    x = 414,461,787,261.79/765,635.33
  6. Step 6: Final answer
    x = 541,330.54

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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.