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Finding the Fourth Proportional to 533,986.41, 801,110.84 and 160,009.41

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Solution

The fourth proportional to 533,986.41, 801,110.84 and 160,009.41 is: 240,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,986.41 : 801,110.84 = 160,009.41 : x
  2. Step 2: Convert to fraction form
    533,986.41/801,110.84 = 160,009.41/x
  3. Step 3: Cross multiply
    533,986.41x = 801,110.84 × 160,009.41
  4. Step 4: Simplify right side
    533,986.41x = 128,185,272,052.96
  5. Step 5: Solve for x
    x = 128,185,272,052.96/533,986.41
  6. Step 6: Final answer
    x = 240,053.44

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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.