Home / 356,712.30-492,261.03-195,574.14

Finding the Fourth Proportional to 356,712.30, 492,261.03 and 195,574.14

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Solution

The fourth proportional to 356,712.30, 492,261.03 and 195,574.14 is: 269,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,712.30 : 492,261.03 = 195,574.14 : x
  2. Step 2: Convert to fraction form
    356,712.30/492,261.03 = 195,574.14/x
  3. Step 3: Cross multiply
    356,712.30x = 492,261.03 × 195,574.14
  4. Step 4: Simplify right side
    356,712.30x = 96,273,527,597.76
  5. Step 5: Solve for x
    x = 96,273,527,597.76/356,712.30
  6. Step 6: Final answer
    x = 269,891.25

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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.