Home / 828,000.02-1,242,000.04-267,034.52

Finding the Fourth Proportional to 828,000.02, 1,242,000.04 and 267,034.52

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Solution

The fourth proportional to 828,000.02, 1,242,000.04 and 267,034.52 is: 400,551.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,000.02 : 1,242,000.04 = 267,034.52 : x
  2. Step 2: Convert to fraction form
    828,000.02/1,242,000.04 = 267,034.52/x
  3. Step 3: Cross multiply
    828,000.02x = 1,242,000.04 × 267,034.52
  4. Step 4: Simplify right side
    828,000.02x = 331,656,884,521.38
  5. Step 5: Solve for x
    x = 331,656,884,521.38/828,000.02
  6. Step 6: Final answer
    x = 400,551.78

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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.