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Finding the Fourth Proportional to 474,804.14, 655,292.11 and 270,808.30

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Solution

The fourth proportional to 474,804.14, 655,292.11 and 270,808.30 is: 373,751.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,804.14 : 655,292.11 = 270,808.30 : x
  2. Step 2: Convert to fraction form
    474,804.14/655,292.11 = 270,808.30/x
  3. Step 3: Cross multiply
    474,804.14x = 655,292.11 × 270,808.30
  4. Step 4: Simplify right side
    474,804.14x = 177,458,541,932.44
  5. Step 5: Solve for x
    x = 177,458,541,932.44/474,804.14
  6. Step 6: Final answer
    x = 373,751.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.