Home / 804,384.18-1,206,575.88-205,345.14

Finding the Fourth Proportional to 804,384.18, 1,206,575.88 and 205,345.14

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Solution

The fourth proportional to 804,384.18, 1,206,575.88 and 205,345.14 is: 308,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,384.18 : 1,206,575.88 = 205,345.14 : x
  2. Step 2: Convert to fraction form
    804,384.18/1,206,575.88 = 205,345.14/x
  3. Step 3: Cross multiply
    804,384.18x = 1,206,575.88 × 205,345.14
  4. Step 4: Simplify right side
    804,384.18x = 247,764,492,999.22
  5. Step 5: Solve for x
    x = 247,764,492,999.22/804,384.18
  6. Step 6: Final answer
    x = 308,017.61

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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.