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Finding the Fourth Proportional to 370,262.52, 510,964.72 and 200,496.64

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Solution

The fourth proportional to 370,262.52, 510,964.72 and 200,496.64 is: 276,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,262.52 : 510,964.72 = 200,496.64 : x
  2. Step 2: Convert to fraction form
    370,262.52/510,964.72 = 200,496.64/x
  3. Step 3: Cross multiply
    370,262.52x = 510,964.72 × 200,496.64
  4. Step 4: Simplify right side
    370,262.52x = 102,446,709,518.54
  5. Step 5: Solve for x
    x = 102,446,709,518.54/370,262.52
  6. Step 6: Final answer
    x = 276,686.69

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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.