Home / 370,233-510,921.91-200,466.72

Finding the Fourth Proportional to 370,233, 510,921.91 and 200,466.72

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Solution

The fourth proportional to 370,233, 510,921.91 and 200,466.72 is: 276,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,233 : 510,921.91 = 200,466.72 : x
  2. Step 2: Convert to fraction form
    370,233/510,921.91 = 200,466.72/x
  3. Step 3: Cross multiply
    370,233x = 510,921.91 × 200,466.72
  4. Step 4: Simplify right side
    370,233x = 102,422,838,471.50
  5. Step 5: Solve for x
    x = 102,422,838,471.50/370,233
  6. Step 6: Final answer
    x = 276,644.27

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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.