Home / 403,331.50-556,587.66-222,041.98

Finding the Fourth Proportional to 403,331.50, 556,587.66 and 222,041.98

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Solution

The fourth proportional to 403,331.50, 556,587.66 and 222,041.98 is: 306,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,331.50 : 556,587.66 = 222,041.98 : x
  2. Step 2: Convert to fraction form
    403,331.50/556,587.66 = 222,041.98/x
  3. Step 3: Cross multiply
    403,331.50x = 556,587.66 × 222,041.98
  4. Step 4: Simplify right side
    403,331.50x = 123,585,826,069.97
  5. Step 5: Solve for x
    x = 123,585,826,069.97/403,331.50
  6. Step 6: Final answer
    x = 306,412.53

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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.