Home / 693,327.14-1,039,990.73-187,888.10

Finding the Fourth Proportional to 693,327.14, 1,039,990.73 and 187,888.10

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Solution

The fourth proportional to 693,327.14, 1,039,990.73 and 187,888.10 is: 281,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,327.14 : 1,039,990.73 = 187,888.10 : x
  2. Step 2: Convert to fraction form
    693,327.14/1,039,990.73 = 187,888.10/x
  3. Step 3: Cross multiply
    693,327.14x = 1,039,990.73 × 187,888.10
  4. Step 4: Simplify right side
    693,327.14x = 195,401,882,277.31
  5. Step 5: Solve for x
    x = 195,401,882,277.31/693,327.14
  6. Step 6: Final answer
    x = 281,832.16

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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.