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Finding the Fourth Proportional to 704,406.82, 1,055,915.22 and 450,965.92

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Solution

The fourth proportional to 704,406.82, 1,055,915.22 and 450,965.92 is: 676,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,406.82 : 1,055,915.22 = 450,965.92 : x
  2. Step 2: Convert to fraction form
    704,406.82/1,055,915.22 = 450,965.92/x
  3. Step 3: Cross multiply
    704,406.82x = 1,055,915.22 × 450,965.92
  4. Step 4: Simplify right side
    704,406.82x = 476,181,778,629.30
  5. Step 5: Solve for x
    x = 476,181,778,629.30/704,406.82
  6. Step 6: Final answer
    x = 676,003.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.