Home / 554,238.66-764,849.02-299,589.84

Finding the Fourth Proportional to 554,238.66, 764,849.02 and 299,589.84

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Solution

The fourth proportional to 554,238.66, 764,849.02 and 299,589.84 is: 413,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,238.66 : 764,849.02 = 299,589.84 : x
  2. Step 2: Convert to fraction form
    554,238.66/764,849.02 = 299,589.84/x
  3. Step 3: Cross multiply
    554,238.66x = 764,849.02 × 299,589.84
  4. Step 4: Simplify right side
    554,238.66x = 229,140,995,525.96
  5. Step 5: Solve for x
    x = 229,140,995,525.96/554,238.66
  6. Step 6: Final answer
    x = 413,433.80

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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.