Home / 370,017.45-510,625.62-200,251.56

Finding the Fourth Proportional to 370,017.45, 510,625.62 and 200,251.56

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Solution

The fourth proportional to 370,017.45, 510,625.62 and 200,251.56 is: 276,347.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,017.45 : 510,625.62 = 200,251.56 : x
  2. Step 2: Convert to fraction form
    370,017.45/510,625.62 = 200,251.56/x
  3. Step 3: Cross multiply
    370,017.45x = 510,625.62 × 200,251.56
  4. Step 4: Simplify right side
    370,017.45x = 102,253,576,980.97
  5. Step 5: Solve for x
    x = 102,253,576,980.97/370,017.45
  6. Step 6: Final answer
    x = 276,347.99

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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.