Home / 974,868.06-1,345,354.66-545,147.22

Finding the Fourth Proportional to 974,868.06, 1,345,354.66 and 545,147.22

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Solution

The fourth proportional to 974,868.06, 1,345,354.66 and 545,147.22 is: 752,323.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,868.06 : 1,345,354.66 = 545,147.22 : x
  2. Step 2: Convert to fraction form
    974,868.06/1,345,354.66 = 545,147.22/x
  3. Step 3: Cross multiply
    974,868.06x = 1,345,354.66 × 545,147.22
  4. Step 4: Simplify right side
    974,868.06x = 733,416,352,813.05
  5. Step 5: Solve for x
    x = 733,416,352,813.05/974,868.06
  6. Step 6: Final answer
    x = 752,323.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.