Home / 1,007,908.30-1,511,862.45-297,943.30

Finding the Fourth Proportional to 1,007,908.30, 1,511,862.45 and 297,943.30

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Solution

The fourth proportional to 1,007,908.30, 1,511,862.45 and 297,943.30 is: 446,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,908.30 : 1,511,862.45 = 297,943.30 : x
  2. Step 2: Convert to fraction form
    1,007,908.30/1,511,862.45 = 297,943.30/x
  3. Step 3: Cross multiply
    1,007,908.30x = 1,511,862.45 × 297,943.30
  4. Step 4: Simplify right side
    1,007,908.30x = 450,449,287,499.09
  5. Step 5: Solve for x
    x = 450,449,287,499.09/1,007,908.30
  6. Step 6: Final answer
    x = 446,914.95

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Double scale
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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.