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Finding the Fourth Proportional to 446,449.29, 616,104.98 and 262,728.46

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Solution

The fourth proportional to 446,449.29, 616,104.98 and 262,728.46 is: 362,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,449.29 : 616,104.98 = 262,728.46 : x
  2. Step 2: Convert to fraction form
    446,449.29/616,104.98 = 262,728.46/x
  3. Step 3: Cross multiply
    446,449.29x = 616,104.98 × 262,728.46
  4. Step 4: Simplify right side
    446,449.29x = 161,868,312,593.73
  5. Step 5: Solve for x
    x = 161,868,312,593.73/446,449.29
  6. Step 6: Final answer
    x = 362,568.19

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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.