Home / 971,164.82-1,340,208.28-541,436.33

Finding the Fourth Proportional to 971,164.82, 1,340,208.28 and 541,436.33

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Solution

The fourth proportional to 971,164.82, 1,340,208.28 and 541,436.33 is: 747,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,164.82 : 1,340,208.28 = 541,436.33 : x
  2. Step 2: Convert to fraction form
    971,164.82/1,340,208.28 = 541,436.33/x
  3. Step 3: Cross multiply
    971,164.82x = 1,340,208.28 × 541,436.33
  4. Step 4: Simplify right side
    971,164.82x = 725,637,456,586.13
  5. Step 5: Solve for x
    x = 725,637,456,586.13/971,164.82
  6. Step 6: Final answer
    x = 747,182.60

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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.