Home / 793,101.58-1,189,244.13-319,659.82

Finding the Fourth Proportional to 793,101.58, 1,189,244.13 and 319,659.82

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Solution

The fourth proportional to 793,101.58, 1,189,244.13 and 319,659.82 is: 479,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,101.58 : 1,189,244.13 = 319,659.82 : x
  2. Step 2: Convert to fraction form
    793,101.58/1,189,244.13 = 319,659.82/x
  3. Step 3: Cross multiply
    793,101.58x = 1,189,244.13 × 319,659.82
  4. Step 4: Simplify right side
    793,101.58x = 380,153,564,531.86
  5. Step 5: Solve for x
    x = 380,153,564,531.86/793,101.58
  6. Step 6: Final answer
    x = 479,325.19

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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.