Home / 727,913.80-1,091,903.10-248,134.60

Finding the Fourth Proportional to 727,913.80, 1,091,903.10 and 248,134.60

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Solution

The fourth proportional to 727,913.80, 1,091,903.10 and 248,134.60 is: 372,212.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,913.80 : 1,091,903.10 = 248,134.60 : x
  2. Step 2: Convert to fraction form
    727,913.80/1,091,903.10 = 248,134.60/x
  3. Step 3: Cross multiply
    727,913.80x = 1,091,903.10 × 248,134.60
  4. Step 4: Simplify right side
    727,913.80x = 270,938,938,957.26
  5. Step 5: Solve for x
    x = 270,938,938,957.26/727,913.80
  6. Step 6: Final answer
    x = 372,212.94

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1.5x scale

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.