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Finding the Fourth Proportional to 370,292.13, 511,002.13 and 200,526.21

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Solution

The fourth proportional to 370,292.13, 511,002.13 and 200,526.21 is: 276,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,292.13 : 511,002.13 = 200,526.21 : x
  2. Step 2: Convert to fraction form
    370,292.13/511,002.13 = 200,526.21/x
  3. Step 3: Cross multiply
    370,292.13x = 511,002.13 × 200,526.21
  4. Step 4: Simplify right side
    370,292.13x = 102,469,319,428.20
  5. Step 5: Solve for x
    x = 102,469,319,428.20/370,292.13
  6. Step 6: Final answer
    x = 276,725.62

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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.