Home / 722,531.14-997,093.01-400,262.11

Finding the Fourth Proportional to 722,531.14, 997,093.01 and 400,262.11

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Solution

The fourth proportional to 722,531.14, 997,093.01 and 400,262.11 is: 552,361.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,531.14 : 997,093.01 = 400,262.11 : x
  2. Step 2: Convert to fraction form
    722,531.14/997,093.01 = 400,262.11/x
  3. Step 3: Cross multiply
    722,531.14x = 997,093.01 × 400,262.11
  4. Step 4: Simplify right side
    722,531.14x = 399,098,552,048.85
  5. Step 5: Solve for x
    x = 399,098,552,048.85/722,531.14
  6. Step 6: Final answer
    x = 552,361.73

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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.