Home / 727,740.07-1,091,820.56-301,197.04

Finding the Fourth Proportional to 727,740.07, 1,091,820.56 and 301,197.04

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Solution

The fourth proportional to 727,740.07, 1,091,820.56 and 301,197.04 is: 451,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,740.07 : 1,091,820.56 = 301,197.04 : x
  2. Step 2: Convert to fraction form
    727,740.07/1,091,820.56 = 301,197.04/x
  3. Step 3: Cross multiply
    727,740.07x = 1,091,820.56 × 301,197.04
  4. Step 4: Simplify right side
    727,740.07x = 328,853,120,883.14
  5. Step 5: Solve for x
    x = 328,853,120,883.14/727,740.07
  6. Step 6: Final answer
    x = 451,882.66

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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.