Home / 746,631.10-1,119,950.70-185,665.60

Finding the Fourth Proportional to 746,631.10, 1,119,950.70 and 185,665.60

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Solution

The fourth proportional to 746,631.10, 1,119,950.70 and 185,665.60 is: 278,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,631.10 : 1,119,950.70 = 185,665.60 : x
  2. Step 2: Convert to fraction form
    746,631.10/1,119,950.70 = 185,665.60/x
  3. Step 3: Cross multiply
    746,631.10x = 1,119,950.70 × 185,665.60
  4. Step 4: Simplify right side
    746,631.10x = 207,936,318,685.92
  5. Step 5: Solve for x
    x = 207,936,318,685.92/746,631.10
  6. Step 6: Final answer
    x = 278,499.41

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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.