Home / 279,922.77-386,297.37-152,598.33

Finding the Fourth Proportional to 279,922.77, 386,297.37 and 152,598.33

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Solution

The fourth proportional to 279,922.77, 386,297.37 and 152,598.33 is: 210,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,922.77 : 386,297.37 = 152,598.33 : x
  2. Step 2: Convert to fraction form
    279,922.77/386,297.37 = 152,598.33/x
  3. Step 3: Cross multiply
    279,922.77x = 386,297.37 × 152,598.33
  4. Step 4: Simplify right side
    279,922.77x = 58,948,333,545.39
  5. Step 5: Solve for x
    x = 58,948,333,545.39/279,922.77
  6. Step 6: Final answer
    x = 210,587.85

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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.