Home / 1,008,921.27-1,513,387.37-298,955.46

Finding the Fourth Proportional to 1,008,921.27, 1,513,387.37 and 298,955.46

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Solution

The fourth proportional to 1,008,921.27, 1,513,387.37 and 298,955.46 is: 448,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,921.27 : 1,513,387.37 = 298,955.46 : x
  2. Step 2: Convert to fraction form
    1,008,921.27/1,513,387.37 = 298,955.46/x
  3. Step 3: Cross multiply
    1,008,921.27x = 1,513,387.37 × 298,955.46
  4. Step 4: Simplify right side
    1,008,921.27x = 452,435,412,428.73
  5. Step 5: Solve for x
    x = 452,435,412,428.73/1,008,921.27
  6. Step 6: Final answer
    x = 448,434.81

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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.