Home / 804,656.66-1,206,981.54-205,616.84

Finding the Fourth Proportional to 804,656.66, 1,206,981.54 and 205,616.84

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Solution

The fourth proportional to 804,656.66, 1,206,981.54 and 205,616.84 is: 308,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,656.66 : 1,206,981.54 = 205,616.84 : x
  2. Step 2: Convert to fraction form
    804,656.66/1,206,981.54 = 205,616.84/x
  3. Step 3: Cross multiply
    804,656.66x = 1,206,981.54 × 205,616.84
  4. Step 4: Simplify right side
    804,656.66x = 248,175,730,193.13
  5. Step 5: Solve for x
    x = 248,175,730,193.13/804,656.66
  6. Step 6: Final answer
    x = 308,424.38

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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.