Home / 1,414,172.43-2,121,278.10-403,294.50

Finding the Fourth Proportional to 1,414,172.43, 2,121,278.10 and 403,294.50

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Solution

The fourth proportional to 1,414,172.43, 2,121,278.10 and 403,294.50 is: 604,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,172.43 : 2,121,278.10 = 403,294.50 : x
  2. Step 2: Convert to fraction form
    1,414,172.43/2,121,278.10 = 403,294.50/x
  3. Step 3: Cross multiply
    1,414,172.43x = 2,121,278.10 × 403,294.50
  4. Step 4: Simplify right side
    1,414,172.43x = 855,499,790,700.45
  5. Step 5: Solve for x
    x = 855,499,790,700.45/1,414,172.43
  6. Step 6: Final answer
    x = 604,947.30

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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.