Home / 356,882.08-492,511.07-195,743.92

Finding the Fourth Proportional to 356,882.08, 492,511.07 and 195,743.92

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Solution

The fourth proportional to 356,882.08, 492,511.07 and 195,743.92 is: 270,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,882.08 : 492,511.07 = 195,743.92 : x
  2. Step 2: Convert to fraction form
    356,882.08/492,511.07 = 195,743.92/x
  3. Step 3: Cross multiply
    356,882.08x = 492,511.07 × 195,743.92
  4. Step 4: Simplify right side
    356,882.08x = 96,406,047,485.19
  5. Step 5: Solve for x
    x = 96,406,047,485.19/356,882.08
  6. Step 6: Final answer
    x = 270,134.18

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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.