Home / 958,997.65-1,438,336.08-351,660.46

Finding the Fourth Proportional to 958,997.65, 1,438,336.08 and 351,660.46

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Solution

The fourth proportional to 958,997.65, 1,438,336.08 and 351,660.46 is: 527,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,997.65 : 1,438,336.08 = 351,660.46 : x
  2. Step 2: Convert to fraction form
    958,997.65/1,438,336.08 = 351,660.46/x
  3. Step 3: Cross multiply
    958,997.65x = 1,438,336.08 × 351,660.46
  4. Step 4: Simplify right side
    958,997.65x = 505,805,927,527.40
  5. Step 5: Solve for x
    x = 505,805,927,527.40/958,997.65
  6. Step 6: Final answer
    x = 527,431.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.