Home / 790,737.27-1,091,236.10-451,237.11

Finding the Fourth Proportional to 790,737.27, 1,091,236.10 and 451,237.11

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Solution

The fourth proportional to 790,737.27, 1,091,236.10 and 451,237.11 is: 622,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,737.27 : 1,091,236.10 = 451,237.11 : x
  2. Step 2: Convert to fraction form
    790,737.27/1,091,236.10 = 451,237.11/x
  3. Step 3: Cross multiply
    790,737.27x = 1,091,236.10 × 451,237.11
  4. Step 4: Simplify right side
    790,737.27x = 492,406,221,835.49
  5. Step 5: Solve for x
    x = 492,406,221,835.49/790,737.27
  6. Step 6: Final answer
    x = 622,717.86

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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.