Home / 667,727.36-1,001,637.20-268,368.48

Finding the Fourth Proportional to 667,727.36, 1,001,637.20 and 268,368.48

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Solution

The fourth proportional to 667,727.36, 1,001,637.20 and 268,368.48 is: 402,571.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,727.36 : 1,001,637.20 = 268,368.48 : x
  2. Step 2: Convert to fraction form
    667,727.36/1,001,637.20 = 268,368.48/x
  3. Step 3: Cross multiply
    667,727.36x = 1,001,637.20 × 268,368.48
  4. Step 4: Simplify right side
    667,727.36x = 268,807,852,875.46
  5. Step 5: Solve for x
    x = 268,807,852,875.46/667,727.36
  6. Step 6: Final answer
    x = 402,571.27

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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.