Home / 752,940.66-1,039,059.25-413,430.58

Finding the Fourth Proportional to 752,940.66, 1,039,059.25 and 413,430.58

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Solution

The fourth proportional to 752,940.66, 1,039,059.25 and 413,430.58 is: 570,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,940.66 : 1,039,059.25 = 413,430.58 : x
  2. Step 2: Convert to fraction form
    752,940.66/1,039,059.25 = 413,430.58/x
  3. Step 3: Cross multiply
    752,940.66x = 1,039,059.25 × 413,430.58
  4. Step 4: Simplify right side
    752,940.66x = 429,578,868,381.87
  5. Step 5: Solve for x
    x = 429,578,868,381.87/752,940.66
  6. Step 6: Final answer
    x = 570,534.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.