Home / 277,280.07-382,664.22-156,377.25

Finding the Fourth Proportional to 277,280.07, 382,664.22 and 156,377.25

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Solution

The fourth proportional to 277,280.07, 382,664.22 and 156,377.25 is: 215,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,280.07 : 382,664.22 = 156,377.25 : x
  2. Step 2: Convert to fraction form
    277,280.07/382,664.22 = 156,377.25/x
  3. Step 3: Cross multiply
    277,280.07x = 382,664.22 × 156,377.25
  4. Step 4: Simplify right side
    277,280.07x = 59,839,976,092.73
  5. Step 5: Solve for x
    x = 59,839,976,092.73/277,280.07
  6. Step 6: Final answer
    x = 215,810.59

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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.