Home / 356,744.16-492,288.08-203,752.28

Finding the Fourth Proportional to 356,744.16, 492,288.08 and 203,752.28

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Solution

The fourth proportional to 356,744.16, 492,288.08 and 203,752.28 is: 281,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,744.16 : 492,288.08 = 203,752.28 : x
  2. Step 2: Convert to fraction form
    356,744.16/492,288.08 = 203,752.28/x
  3. Step 3: Cross multiply
    356,744.16x = 492,288.08 × 203,752.28
  4. Step 4: Simplify right side
    356,744.16x = 100,304,818,716.82
  5. Step 5: Solve for x
    x = 100,304,818,716.82/356,744.16
  6. Step 6: Final answer
    x = 281,167.37

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1.5x scale

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.