Home / 683,329.70-1,025,772.15-403,004.90

Finding the Fourth Proportional to 683,329.70, 1,025,772.15 and 403,004.90

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Solution

The fourth proportional to 683,329.70, 1,025,772.15 and 403,004.90 is: 604,965.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,329.70 : 1,025,772.15 = 403,004.90 : x
  2. Step 2: Convert to fraction form
    683,329.70/1,025,772.15 = 403,004.90/x
  3. Step 3: Cross multiply
    683,329.70x = 1,025,772.15 × 403,004.90
  4. Step 4: Simplify right side
    683,329.70x = 413,391,202,733.54
  5. Step 5: Solve for x
    x = 413,391,202,733.54/683,329.70
  6. Step 6: Final answer
    x = 604,965.95

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1.5x scale

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.