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Finding the Fourth Proportional to 556,207.66, 834,309.87 and 481,104.46

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Solution

The fourth proportional to 556,207.66, 834,309.87 and 481,104.46 is: 721,655.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,207.66 : 834,309.87 = 481,104.46 : x
  2. Step 2: Convert to fraction form
    556,207.66/834,309.87 = 481,104.46/x
  3. Step 3: Cross multiply
    556,207.66x = 834,309.87 × 481,104.46
  4. Step 4: Simplify right side
    556,207.66x = 401,390,199,479.02
  5. Step 5: Solve for x
    x = 401,390,199,479.02/556,207.66
  6. Step 6: Final answer
    x = 721,655.29

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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.