Home / 746,676.43-1,120,012.52-185,710.93

Finding the Fourth Proportional to 746,676.43, 1,120,012.52 and 185,710.93

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Solution

The fourth proportional to 746,676.43, 1,120,012.52 and 185,710.93 is: 278,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,676.43 : 1,120,012.52 = 185,710.93 : x
  2. Step 2: Convert to fraction form
    746,676.43/1,120,012.52 = 185,710.93/x
  3. Step 3: Cross multiply
    746,676.43x = 1,120,012.52 × 185,710.93
  4. Step 4: Simplify right side
    746,676.43x = 207,998,562,972.26
  5. Step 5: Solve for x
    x = 207,998,562,972.26/746,676.43
  6. Step 6: Final answer
    x = 278,565.86

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1.5x scale

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.