Home / 749,957.22-1,034,938.11-405,793.82

Finding the Fourth Proportional to 749,957.22, 1,034,938.11 and 405,793.82

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Solution

The fourth proportional to 749,957.22, 1,034,938.11 and 405,793.82 is: 559,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,957.22 : 1,034,938.11 = 405,793.82 : x
  2. Step 2: Convert to fraction form
    749,957.22/1,034,938.11 = 405,793.82/x
  3. Step 3: Cross multiply
    749,957.22x = 1,034,938.11 × 405,793.82
  4. Step 4: Simplify right side
    749,957.22x = 419,971,487,023.19
  5. Step 5: Solve for x
    x = 419,971,487,023.19/749,957.22
  6. Step 6: Final answer
    x = 559,993.92

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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.