Home / 356,918.38-492,548.07-195,774.76

Finding the Fourth Proportional to 356,918.38, 492,548.07 and 195,774.76

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Solution

The fourth proportional to 356,918.38, 492,548.07 and 195,774.76 is: 270,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,918.38 : 492,548.07 = 195,774.76 : x
  2. Step 2: Convert to fraction form
    356,918.38/492,548.07 = 195,774.76/x
  3. Step 3: Cross multiply
    356,918.38x = 492,548.07 × 195,774.76
  4. Step 4: Simplify right side
    356,918.38x = 96,428,480,192.71
  5. Step 5: Solve for x
    x = 96,428,480,192.71/356,918.38
  6. Step 6: Final answer
    x = 270,169.56

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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.