Home / 284,050.60-425,669.85-208,578.65

Finding the Fourth Proportional to 284,050.60, 425,669.85 and 208,578.65

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Solution

The fourth proportional to 284,050.60, 425,669.85 and 208,578.65 is: 312,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,050.60 : 425,669.85 = 208,578.65 : x
  2. Step 2: Convert to fraction form
    284,050.60/425,669.85 = 208,578.65/x
  3. Step 3: Cross multiply
    284,050.60x = 425,669.85 × 208,578.65
  4. Step 4: Simplify right side
    284,050.60x = 88,785,640,530.35
  5. Step 5: Solve for x
    x = 88,785,640,530.35/284,050.60
  6. Step 6: Final answer
    x = 312,569.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.