Home / 752,925.53-1,039,055.27-408,775.94

Finding the Fourth Proportional to 752,925.53, 1,039,055.27 and 408,775.94

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Solution

The fourth proportional to 752,925.53, 1,039,055.27 and 408,775.94 is: 564,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,925.53 : 1,039,055.27 = 408,775.94 : x
  2. Step 2: Convert to fraction form
    752,925.53/1,039,055.27 = 408,775.94/x
  3. Step 3: Cross multiply
    752,925.53x = 1,039,055.27 × 408,775.94
  4. Step 4: Simplify right side
    752,925.53x = 424,740,787,467.05
  5. Step 5: Solve for x
    x = 424,740,787,467.05/752,925.53
  6. Step 6: Final answer
    x = 564,120.58

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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.