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Finding the Fourth Proportional to 580,995.15, 801,641.95 and 351,546.73

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Solution

The fourth proportional to 580,995.15, 801,641.95 and 351,546.73 is: 485,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,995.15 : 801,641.95 = 351,546.73 : x
  2. Step 2: Convert to fraction form
    580,995.15/801,641.95 = 351,546.73/x
  3. Step 3: Cross multiply
    580,995.15x = 801,641.95 × 351,546.73
  4. Step 4: Simplify right side
    580,995.15x = 281,814,604,588.65
  5. Step 5: Solve for x
    x = 281,814,604,588.65/580,995.15
  6. Step 6: Final answer
    x = 485,055.00

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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.