Home / 403,589.32-556,953.19-222,301.24

Finding the Fourth Proportional to 403,589.32, 556,953.19 and 222,301.24

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Solution

The fourth proportional to 403,589.32, 556,953.19 and 222,301.24 is: 306,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,589.32 : 556,953.19 = 222,301.24 : x
  2. Step 2: Convert to fraction form
    403,589.32/556,953.19 = 222,301.24/x
  3. Step 3: Cross multiply
    403,589.32x = 556,953.19 × 222,301.24
  4. Step 4: Simplify right side
    403,589.32x = 123,811,382,810.82
  5. Step 5: Solve for x
    x = 123,811,382,810.82/403,589.32
  6. Step 6: Final answer
    x = 306,775.67

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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.