Home / 403,354.00-556,607.38-222,030.51

Finding the Fourth Proportional to 403,354.00, 556,607.38 and 222,030.51

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Solution

The fourth proportional to 403,354.00, 556,607.38 and 222,030.51 is: 306,390.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,354.00 : 556,607.38 = 222,030.51 : x
  2. Step 2: Convert to fraction form
    403,354.00/556,607.38 = 222,030.51/x
  3. Step 3: Cross multiply
    403,354.00x = 556,607.38 × 222,030.51
  4. Step 4: Simplify right side
    403,354.00x = 123,583,819,341.01
  5. Step 5: Solve for x
    x = 123,583,819,341.01/403,354.00
  6. Step 6: Final answer
    x = 306,390.47

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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.