Home / 746,720.28-1,119,629.94-297,510.60

Finding the Fourth Proportional to 746,720.28, 1,119,629.94 and 297,510.60

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Solution

The fourth proportional to 746,720.28, 1,119,629.94 and 297,510.60 is: 446,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,720.28 : 1,119,629.94 = 297,510.60 : x
  2. Step 2: Convert to fraction form
    746,720.28/1,119,629.94 = 297,510.60/x
  3. Step 3: Cross multiply
    746,720.28x = 1,119,629.94 × 297,510.60
  4. Step 4: Simplify right side
    746,720.28x = 333,101,775,227.36
  5. Step 5: Solve for x
    x = 333,101,775,227.36/746,720.28
  6. Step 6: Final answer
    x = 446,086.42

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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.