Home / 239,464.41-330,117.54-188,388.45

Finding the Fourth Proportional to 239,464.41, 330,117.54 and 188,388.45

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Solution

The fourth proportional to 239,464.41, 330,117.54 and 188,388.45 is: 259,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,464.41 : 330,117.54 = 188,388.45 : x
  2. Step 2: Convert to fraction form
    239,464.41/330,117.54 = 188,388.45/x
  3. Step 3: Cross multiply
    239,464.41x = 330,117.54 × 188,388.45
  4. Step 4: Simplify right side
    239,464.41x = 62,190,331,678.41
  5. Step 5: Solve for x
    x = 62,190,331,678.41/239,464.41
  6. Step 6: Final answer
    x = 259,705.95

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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.