Home / 738,744.36-1,108,047.42-317,941.80

Finding the Fourth Proportional to 738,744.36, 1,108,047.42 and 317,941.80

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Solution

The fourth proportional to 738,744.36, 1,108,047.42 and 317,941.80 is: 476,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,744.36 : 1,108,047.42 = 317,941.80 : x
  2. Step 2: Convert to fraction form
    738,744.36/1,108,047.42 = 317,941.80/x
  3. Step 3: Cross multiply
    738,744.36x = 1,108,047.42 × 317,941.80
  4. Step 4: Simplify right side
    738,744.36x = 352,294,591,200.16
  5. Step 5: Solve for x
    x = 352,294,591,200.16/738,744.36
  6. Step 6: Final answer
    x = 476,882.95

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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.