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Finding the Fourth Proportional to 369,995.87, 510,595.91 and 200,230.01

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Solution

The fourth proportional to 369,995.87, 510,595.91 and 200,230.01 is: 276,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,995.87 : 510,595.91 = 200,230.01 : x
  2. Step 2: Convert to fraction form
    369,995.87/510,595.91 = 200,230.01/x
  3. Step 3: Cross multiply
    369,995.87x = 510,595.91 × 200,230.01
  4. Step 4: Simplify right side
    369,995.87x = 102,236,623,164.11
  5. Step 5: Solve for x
    x = 102,236,623,164.11/369,995.87
  6. Step 6: Final answer
    x = 276,318.28

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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.