Home / 371,950.20-557,925.30-222,359.40

Finding the Fourth Proportional to 371,950.20, 557,925.30 and 222,359.40

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Solution

The fourth proportional to 371,950.20, 557,925.30 and 222,359.40 is: 333,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,950.20 : 557,925.30 = 222,359.40 : x
  2. Step 2: Convert to fraction form
    371,950.20/557,925.30 = 222,359.40/x
  3. Step 3: Cross multiply
    371,950.20x = 557,925.30 × 222,359.40
  4. Step 4: Simplify right side
    371,950.20x = 124,059,934,952.82
  5. Step 5: Solve for x
    x = 124,059,934,952.82/371,950.20
  6. Step 6: Final answer
    x = 333,539.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.