Home / 356,984.16-492,634.08-206,077.92

Finding the Fourth Proportional to 356,984.16, 492,634.08 and 206,077.92

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Solution

The fourth proportional to 356,984.16, 492,634.08 and 206,077.92 is: 284,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,984.16 : 492,634.08 = 206,077.92 : x
  2. Step 2: Convert to fraction form
    356,984.16/492,634.08 = 206,077.92/x
  3. Step 3: Cross multiply
    356,984.16x = 492,634.08 × 206,077.92
  4. Step 4: Simplify right side
    356,984.16x = 101,521,006,527.51
  5. Step 5: Solve for x
    x = 101,521,006,527.51/356,984.16
  6. Step 6: Final answer
    x = 284,385.19

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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.