Home / 368,127.75-551,895.57-208,104.96

Finding the Fourth Proportional to 368,127.75, 551,895.57 and 208,104.96

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Solution

The fourth proportional to 368,127.75, 551,895.57 and 208,104.96 is: 311,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,127.75 : 551,895.57 = 208,104.96 : x
  2. Step 2: Convert to fraction form
    368,127.75/551,895.57 = 208,104.96/x
  3. Step 3: Cross multiply
    368,127.75x = 551,895.57 × 208,104.96
  4. Step 4: Simplify right side
    368,127.75x = 114,852,205,519.03
  5. Step 5: Solve for x
    x = 114,852,205,519.03/368,127.75
  6. Step 6: Final answer
    x = 311,990.08

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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.