Home / 727,903.80-1,091,888.10-248,124.60

Finding the Fourth Proportional to 727,903.80, 1,091,888.10 and 248,124.60

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Solution

The fourth proportional to 727,903.80, 1,091,888.10 and 248,124.60 is: 372,197.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,903.80 : 1,091,888.10 = 248,124.60 : x
  2. Step 2: Convert to fraction form
    727,903.80/1,091,888.10 = 248,124.60/x
  3. Step 3: Cross multiply
    727,903.80x = 1,091,888.10 × 248,124.60
  4. Step 4: Simplify right side
    727,903.80x = 270,924,298,057.26
  5. Step 5: Solve for x
    x = 270,924,298,057.26/727,903.80
  6. Step 6: Final answer
    x = 372,197.94

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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.