Home / 403,846.40-557,319.70-222,570.00

Finding the Fourth Proportional to 403,846.40, 557,319.70 and 222,570.00

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Solution

The fourth proportional to 403,846.40, 557,319.70 and 222,570.00 is: 307,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,846.40 : 557,319.70 = 222,570.00 : x
  2. Step 2: Convert to fraction form
    403,846.40/557,319.70 = 222,570.00/x
  3. Step 3: Cross multiply
    403,846.40x = 557,319.70 × 222,570.00
  4. Step 4: Simplify right side
    403,846.40x = 124,042,647,787.66
  5. Step 5: Solve for x
    x = 124,042,647,787.66/403,846.40
  6. Step 6: Final answer
    x = 307,153.04

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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.