Home / 752,251.26-1,038,106.72-429,968.28

Finding the Fourth Proportional to 752,251.26, 1,038,106.72 and 429,968.28

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Solution

The fourth proportional to 752,251.26, 1,038,106.72 and 429,968.28 is: 593,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,251.26 : 1,038,106.72 = 429,968.28 : x
  2. Step 2: Convert to fraction form
    752,251.26/1,038,106.72 = 429,968.28/x
  3. Step 3: Cross multiply
    752,251.26x = 1,038,106.72 × 429,968.28
  4. Step 4: Simplify right side
    752,251.26x = 446,352,960,854.84
  5. Step 5: Solve for x
    x = 446,352,960,854.84/752,251.26
  6. Step 6: Final answer
    x = 593,356.22

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1.5x scale

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.