Home / 669,127.69-1,003,888.10-269,562.97

Finding the Fourth Proportional to 669,127.69, 1,003,888.10 and 269,562.97

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Solution

The fourth proportional to 669,127.69, 1,003,888.10 and 269,562.97 is: 404,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,127.69 : 1,003,888.10 = 269,562.97 : x
  2. Step 2: Convert to fraction form
    669,127.69/1,003,888.10 = 269,562.97/x
  3. Step 3: Cross multiply
    669,127.69x = 1,003,888.10 × 269,562.97
  4. Step 4: Simplify right side
    669,127.69x = 270,611,057,783.66
  5. Step 5: Solve for x
    x = 270,611,057,783.66/669,127.69
  6. Step 6: Final answer
    x = 404,423.64

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1.5x scale

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.