Home / 403,827.30-605,595.15-204,081.30

Finding the Fourth Proportional to 403,827.30, 605,595.15 and 204,081.30

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Solution

The fourth proportional to 403,827.30, 605,595.15 and 204,081.30 is: 306,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,827.30 : 605,595.15 = 204,081.30 : x
  2. Step 2: Convert to fraction form
    403,827.30/605,595.15 = 204,081.30/x
  3. Step 3: Cross multiply
    403,827.30x = 605,595.15 × 204,081.30
  4. Step 4: Simplify right side
    403,827.30x = 123,590,645,485.70
  5. Step 5: Solve for x
    x = 123,590,645,485.70/403,827.30
  6. Step 6: Final answer
    x = 306,048.27

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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.