Home / 725,066.29-1,000,563.64-402,796.64

Finding the Fourth Proportional to 725,066.29, 1,000,563.64 and 402,796.64

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Solution

The fourth proportional to 725,066.29, 1,000,563.64 and 402,796.64 is: 555,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,066.29 : 1,000,563.64 = 402,796.64 : x
  2. Step 2: Convert to fraction form
    725,066.29/1,000,563.64 = 402,796.64/x
  3. Step 3: Cross multiply
    725,066.29x = 1,000,563.64 × 402,796.64
  4. Step 4: Simplify right side
    725,066.29x = 403,023,672,298.17
  5. Step 5: Solve for x
    x = 403,023,672,298.17/725,066.29
  6. Step 6: Final answer
    x = 555,843.90

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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.