Home / 801,087.46-1,105,502.13-438,533.54

Finding the Fourth Proportional to 801,087.46, 1,105,502.13 and 438,533.54

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Solution

The fourth proportional to 801,087.46, 1,105,502.13 and 438,533.54 is: 605,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,087.46 : 1,105,502.13 = 438,533.54 : x
  2. Step 2: Convert to fraction form
    801,087.46/1,105,502.13 = 438,533.54/x
  3. Step 3: Cross multiply
    801,087.46x = 1,105,502.13 × 438,533.54
  4. Step 4: Simplify right side
    801,087.46x = 484,799,757,018.93
  5. Step 5: Solve for x
    x = 484,799,757,018.93/801,087.46
  6. Step 6: Final answer
    x = 605,177.07

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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.