Home / 958,291.39-1,438,371.96-791,510.77

Finding the Fourth Proportional to 958,291.39, 1,438,371.96 and 791,510.77

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Solution

The fourth proportional to 958,291.39, 1,438,371.96 and 791,510.77 is: 1,188,038.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,291.39 : 1,438,371.96 = 791,510.77 : x
  2. Step 2: Convert to fraction form
    958,291.39/1,438,371.96 = 791,510.77/x
  3. Step 3: Cross multiply
    958,291.39x = 1,438,371.96 × 791,510.77
  4. Step 4: Simplify right side
    958,291.39x = 1,138,486,897,606.01
  5. Step 5: Solve for x
    x = 1,138,486,897,606.01/958,291.39
  6. Step 6: Final answer
    x = 1,188,038.32

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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.