Home / 403,573.08-556,934.61-222,285.67

Finding the Fourth Proportional to 403,573.08, 556,934.61 and 222,285.67

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Solution

The fourth proportional to 403,573.08, 556,934.61 and 222,285.67 is: 306,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,573.08 : 556,934.61 = 222,285.67 : x
  2. Step 2: Convert to fraction form
    403,573.08/556,934.61 = 222,285.67/x
  3. Step 3: Cross multiply
    403,573.08x = 556,934.61 × 222,285.67
  4. Step 4: Simplify right side
    403,573.08x = 123,798,582,930.04
  5. Step 5: Solve for x
    x = 123,798,582,930.04/403,573.08
  6. Step 6: Final answer
    x = 306,756.30

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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.