Home / 974,812.64-1,345,233.84-545,093.60

Finding the Fourth Proportional to 974,812.64, 1,345,233.84 and 545,093.60

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Solution

The fourth proportional to 974,812.64, 1,345,233.84 and 545,093.60 is: 752,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,812.64 : 1,345,233.84 = 545,093.60 : x
  2. Step 2: Convert to fraction form
    974,812.64/1,345,233.84 = 545,093.60/x
  3. Step 3: Cross multiply
    974,812.64x = 1,345,233.84 × 545,093.60
  4. Step 4: Simplify right side
    974,812.64x = 733,278,356,687.42
  5. Step 5: Solve for x
    x = 733,278,356,687.42/974,812.64
  6. Step 6: Final answer
    x = 752,224.92

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1.5x scale

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.