Home / 1,143,380.91-1,713,861.29-384,499.95

Finding the Fourth Proportional to 1,143,380.91, 1,713,861.29 and 384,499.95

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Solution

The fourth proportional to 1,143,380.91, 1,713,861.29 and 384,499.95 is: 576,343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,380.91 : 1,713,861.29 = 384,499.95 : x
  2. Step 2: Convert to fraction form
    1,143,380.91/1,713,861.29 = 384,499.95/x
  3. Step 3: Cross multiply
    1,143,380.91x = 1,713,861.29 × 384,499.95
  4. Step 4: Simplify right side
    1,143,380.91x = 658,979,578,389.44
  5. Step 5: Solve for x
    x = 658,979,578,389.44/1,143,380.91
  6. Step 6: Final answer
    x = 576,343.00

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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.