Home / 746,112.34-1,119,301.49-347,203.54

Finding the Fourth Proportional to 746,112.34, 1,119,301.49 and 347,203.54

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Solution

The fourth proportional to 746,112.34, 1,119,301.49 and 347,203.54 is: 520,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,112.34 : 1,119,301.49 = 347,203.54 : x
  2. Step 2: Convert to fraction form
    746,112.34/1,119,301.49 = 347,203.54/x
  3. Step 3: Cross multiply
    746,112.34x = 1,119,301.49 × 347,203.54
  4. Step 4: Simplify right side
    746,112.34x = 388,625,439,655.28
  5. Step 5: Solve for x
    x = 388,625,439,655.28/746,112.34
  6. Step 6: Final answer
    x = 520,867.19

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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.