Home / 752,857.58-1,038,950.94-408,696.17

Finding the Fourth Proportional to 752,857.58, 1,038,950.94 and 408,696.17

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Solution

The fourth proportional to 752,857.58, 1,038,950.94 and 408,696.17 is: 564,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,857.58 : 1,038,950.94 = 408,696.17 : x
  2. Step 2: Convert to fraction form
    752,857.58/1,038,950.94 = 408,696.17/x
  3. Step 3: Cross multiply
    752,857.58x = 1,038,950.94 × 408,696.17
  4. Step 4: Simplify right side
    752,857.58x = 424,615,269,995.90
  5. Step 5: Solve for x
    x = 424,615,269,995.90/752,857.58
  6. Step 6: Final answer
    x = 564,004.77

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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.