Home / 754,945.02-1,133,117.37-381,230.46

Finding the Fourth Proportional to 754,945.02, 1,133,117.37 and 381,230.46

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Solution

The fourth proportional to 754,945.02, 1,133,117.37 and 381,230.46 is: 572,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,945.02 : 1,133,117.37 = 381,230.46 : x
  2. Step 2: Convert to fraction form
    754,945.02/1,133,117.37 = 381,230.46/x
  3. Step 3: Cross multiply
    754,945.02x = 1,133,117.37 × 381,230.46
  4. Step 4: Simplify right side
    754,945.02x = 431,978,856,199.09
  5. Step 5: Solve for x
    x = 431,978,856,199.09/754,945.02
  6. Step 6: Final answer
    x = 572,199.09

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Double scale
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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.