Home / 746,814.87-1,120,222.53-185,849.37

Finding the Fourth Proportional to 746,814.87, 1,120,222.53 and 185,849.37

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Solution

The fourth proportional to 746,814.87, 1,120,222.53 and 185,849.37 is: 278,774.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,814.87 : 1,120,222.53 = 185,849.37 : x
  2. Step 2: Convert to fraction form
    746,814.87/1,120,222.53 = 185,849.37/x
  3. Step 3: Cross multiply
    746,814.87x = 1,120,222.53 × 185,849.37
  4. Step 4: Simplify right side
    746,814.87x = 208,192,651,460.31
  5. Step 5: Solve for x
    x = 208,192,651,460.31/746,814.87
  6. Step 6: Final answer
    x = 278,774.11

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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.