Home / 793,317.25-1,189,188.55-371,838.61

Finding the Fourth Proportional to 793,317.25, 1,189,188.55 and 371,838.61

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Solution

The fourth proportional to 793,317.25, 1,189,188.55 and 371,838.61 is: 557,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,317.25 : 1,189,188.55 = 371,838.61 : x
  2. Step 2: Convert to fraction form
    793,317.25/1,189,188.55 = 371,838.61/x
  3. Step 3: Cross multiply
    793,317.25x = 1,189,188.55 × 371,838.61
  4. Step 4: Simplify right side
    793,317.25x = 442,186,217,459.92
  5. Step 5: Solve for x
    x = 442,186,217,459.92/793,317.25
  6. Step 6: Final answer
    x = 557,388.89

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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.