Home / 946,104.29-1,305,643.97-538,192.61

Finding the Fourth Proportional to 946,104.29, 1,305,643.97 and 538,192.61

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Solution

The fourth proportional to 946,104.29, 1,305,643.97 and 538,192.61 is: 742,717.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,104.29 : 1,305,643.97 = 538,192.61 : x
  2. Step 2: Convert to fraction form
    946,104.29/1,305,643.97 = 538,192.61/x
  3. Step 3: Cross multiply
    946,104.29x = 1,305,643.97 × 538,192.61
  4. Step 4: Simplify right side
    946,104.29x = 702,687,935,945.06
  5. Step 5: Solve for x
    x = 702,687,935,945.06/946,104.29
  6. Step 6: Final answer
    x = 742,717.21

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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.