Home / 282,569.94-422,025.91-255,862.55

Finding the Fourth Proportional to 282,569.94, 422,025.91 and 255,862.55

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Solution

The fourth proportional to 282,569.94, 422,025.91 and 255,862.55 is: 382,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,569.94 : 422,025.91 = 255,862.55 : x
  2. Step 2: Convert to fraction form
    282,569.94/422,025.91 = 255,862.55/x
  3. Step 3: Cross multiply
    282,569.94x = 422,025.91 × 255,862.55
  4. Step 4: Simplify right side
    282,569.94x = 107,980,625,914.08
  5. Step 5: Solve for x
    x = 107,980,625,914.08/282,569.94
  6. Step 6: Final answer
    x = 382,137.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.