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Finding the Fourth Proportional to 482,453.57, 665,350.04 and 301,182.25

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Solution

The fourth proportional to 482,453.57, 665,350.04 and 301,182.25 is: 415,359.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,453.57 : 665,350.04 = 301,182.25 : x
  2. Step 2: Convert to fraction form
    482,453.57/665,350.04 = 301,182.25/x
  3. Step 3: Cross multiply
    482,453.57x = 665,350.04 × 301,182.25
  4. Step 4: Simplify right side
    482,453.57x = 200,391,617,252.13
  5. Step 5: Solve for x
    x = 200,391,617,252.13/482,453.57
  6. Step 6: Final answer
    x = 415,359.39

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1.5x scale

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.