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Finding the Fourth Proportional to 240,574.82, 360,860.61 and 188,028.50

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Solution

The fourth proportional to 240,574.82, 360,860.61 and 188,028.50 is: 282,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,574.82 : 360,860.61 = 188,028.50 : x
  2. Step 2: Convert to fraction form
    240,574.82/360,860.61 = 188,028.50/x
  3. Step 3: Cross multiply
    240,574.82x = 360,860.61 × 188,028.50
  4. Step 4: Simplify right side
    240,574.82x = 67,852,079,207.39
  5. Step 5: Solve for x
    x = 67,852,079,207.39/240,574.82
  6. Step 6: Final answer
    x = 282,041.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.