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Finding the Fourth Proportional to 580,344.24, 799,557.63 and 449,070.51

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Solution

The fourth proportional to 580,344.24, 799,557.63 and 449,070.51 is: 618,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,344.24 : 799,557.63 = 449,070.51 : x
  2. Step 2: Convert to fraction form
    580,344.24/799,557.63 = 449,070.51/x
  3. Step 3: Cross multiply
    580,344.24x = 799,557.63 × 449,070.51
  4. Step 4: Simplify right side
    580,344.24x = 359,057,752,678.49
  5. Step 5: Solve for x
    x = 359,057,752,678.49/580,344.24
  6. Step 6: Final answer
    x = 618,697.88

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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.