Home / 941,978.94-1,299,965.04-539,648.70

Finding the Fourth Proportional to 941,978.94, 1,299,965.04 and 539,648.70

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Solution

The fourth proportional to 941,978.94, 1,299,965.04 and 539,648.70 is: 744,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,978.94 : 1,299,965.04 = 539,648.70 : x
  2. Step 2: Convert to fraction form
    941,978.94/1,299,965.04 = 539,648.70/x
  3. Step 3: Cross multiply
    941,978.94x = 1,299,965.04 × 539,648.70
  4. Step 4: Simplify right side
    941,978.94x = 701,524,443,881.45
  5. Step 5: Solve for x
    x = 701,524,443,881.45/941,978.94
  6. Step 6: Final answer
    x = 744,734.74

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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.