Home / 476,665.04-657,637.70-269,905.17

Finding the Fourth Proportional to 476,665.04, 657,637.70 and 269,905.17

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Solution

The fourth proportional to 476,665.04, 657,637.70 and 269,905.17 is: 372,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,665.04 : 657,637.70 = 269,905.17 : x
  2. Step 2: Convert to fraction form
    476,665.04/657,637.70 = 269,905.17/x
  3. Step 3: Cross multiply
    476,665.04x = 657,637.70 × 269,905.17
  4. Step 4: Simplify right side
    476,665.04x = 177,499,815,216.91
  5. Step 5: Solve for x
    x = 177,499,815,216.91/476,665.04
  6. Step 6: Final answer
    x = 372,378.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.