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Finding the Fourth Proportional to 580,707.67, 801,354.30 and 322,600.84

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Solution

The fourth proportional to 580,707.67, 801,354.30 and 322,600.84 is: 445,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,707.67 : 801,354.30 = 322,600.84 : x
  2. Step 2: Convert to fraction form
    580,707.67/801,354.30 = 322,600.84/x
  3. Step 3: Cross multiply
    580,707.67x = 801,354.30 × 322,600.84
  4. Step 4: Simplify right side
    580,707.67x = 258,517,573,426.72
  5. Step 5: Solve for x
    x = 258,517,573,426.72/580,707.67
  6. Step 6: Final answer
    x = 445,176.79

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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.