Home / 403,816.83-557,266.06-222,528.70

Finding the Fourth Proportional to 403,816.83, 557,266.06 and 222,528.70

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Solution

The fourth proportional to 403,816.83, 557,266.06 and 222,528.70 is: 307,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,816.83 : 557,266.06 = 222,528.70 : x
  2. Step 2: Convert to fraction form
    403,816.83/557,266.06 = 222,528.70/x
  3. Step 3: Cross multiply
    403,816.83x = 557,266.06 × 222,528.70
  4. Step 4: Simplify right side
    403,816.83x = 124,007,691,885.92
  5. Step 5: Solve for x
    x = 124,007,691,885.92/403,816.83
  6. Step 6: Final answer
    x = 307,088.96

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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.