Home / 293,399.02-440,246.13-218,669.23

Finding the Fourth Proportional to 293,399.02, 440,246.13 and 218,669.23

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Solution

The fourth proportional to 293,399.02, 440,246.13 and 218,669.23 is: 328,113.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,399.02 : 440,246.13 = 218,669.23 : x
  2. Step 2: Convert to fraction form
    293,399.02/440,246.13 = 218,669.23/x
  3. Step 3: Cross multiply
    293,399.02x = 440,246.13 × 218,669.23
  4. Step 4: Simplify right side
    293,399.02x = 96,268,282,257.58
  5. Step 5: Solve for x
    x = 96,268,282,257.58/293,399.02
  6. Step 6: Final answer
    x = 328,113.85

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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.