Home / 746,591.40-1,119,885.75-185,625.90

Finding the Fourth Proportional to 746,591.40, 1,119,885.75 and 185,625.90

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Solution

The fourth proportional to 746,591.40, 1,119,885.75 and 185,625.90 is: 278,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,591.40 : 1,119,885.75 = 185,625.90 : x
  2. Step 2: Convert to fraction form
    746,591.40/1,119,885.75 = 185,625.90/x
  3. Step 3: Cross multiply
    746,591.40x = 1,119,885.75 × 185,625.90
  4. Step 4: Simplify right side
    746,591.40x = 207,879,800,240.93
  5. Step 5: Solve for x
    x = 207,879,800,240.93/746,591.40
  6. Step 6: Final answer
    x = 278,438.51

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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.