Home / 727,739.07-1,091,819.06-301,196.04

Finding the Fourth Proportional to 727,739.07, 1,091,819.06 and 301,196.04

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Solution

The fourth proportional to 727,739.07, 1,091,819.06 and 301,196.04 is: 451,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,739.07 : 1,091,819.06 = 301,196.04 : x
  2. Step 2: Convert to fraction form
    727,739.07/1,091,819.06 = 301,196.04/x
  3. Step 3: Cross multiply
    727,739.07x = 1,091,819.06 × 301,196.04
  4. Step 4: Simplify right side
    727,739.07x = 328,851,577,268.52
  5. Step 5: Solve for x
    x = 328,851,577,268.52/727,739.07
  6. Step 6: Final answer
    x = 451,881.16

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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.