Home / 752,646.06-1,038,650.04-413,107.02

Finding the Fourth Proportional to 752,646.06, 1,038,650.04 and 413,107.02

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Solution

The fourth proportional to 752,646.06, 1,038,650.04 and 413,107.02 is: 570,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,646.06 : 1,038,650.04 = 413,107.02 : x
  2. Step 2: Convert to fraction form
    752,646.06/1,038,650.04 = 413,107.02/x
  3. Step 3: Cross multiply
    752,646.06x = 1,038,650.04 × 413,107.02
  4. Step 4: Simplify right side
    752,646.06x = 429,073,622,847.28
  5. Step 5: Solve for x
    x = 429,073,622,847.28/752,646.06
  6. Step 6: Final answer
    x = 570,086.85

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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.