Home / 958,288.89-1,438,368.21-791,508.27

Finding the Fourth Proportional to 958,288.89, 1,438,368.21 and 791,508.27

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Solution

The fourth proportional to 958,288.89, 1,438,368.21 and 791,508.27 is: 1,188,034.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,288.89 : 1,438,368.21 = 791,508.27 : x
  2. Step 2: Convert to fraction form
    958,288.89/1,438,368.21 = 791,508.27/x
  3. Step 3: Cross multiply
    958,288.89x = 1,438,368.21 × 791,508.27
  4. Step 4: Simplify right side
    958,288.89x = 1,138,480,333,520.10
  5. Step 5: Solve for x
    x = 1,138,480,333,520.10/958,288.89
  6. Step 6: Final answer
    x = 1,188,034.57

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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.