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Finding the Fourth Proportional to 369,995.62, 510,595.56 and 200,229.76

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Solution

The fourth proportional to 369,995.62, 510,595.56 and 200,229.76 is: 276,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,995.62 : 510,595.56 = 200,229.76 : x
  2. Step 2: Convert to fraction form
    369,995.62/510,595.56 = 200,229.76/x
  3. Step 3: Cross multiply
    369,995.62x = 510,595.56 × 200,229.76
  4. Step 4: Simplify right side
    369,995.62x = 102,236,426,435.87
  5. Step 5: Solve for x
    x = 102,236,426,435.87/369,995.62
  6. Step 6: Final answer
    x = 276,317.94

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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.