Home / 1,049,899.92-1,575,100.17-339,928.17

Finding the Fourth Proportional to 1,049,899.92, 1,575,100.17 and 339,928.17

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Solution

The fourth proportional to 1,049,899.92, 1,575,100.17 and 339,928.17 is: 509,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,899.92 : 1,575,100.17 = 339,928.17 : x
  2. Step 2: Convert to fraction form
    1,049,899.92/1,575,100.17 = 339,928.17/x
  3. Step 3: Cross multiply
    1,049,899.92x = 1,575,100.17 × 339,928.17
  4. Step 4: Simplify right side
    1,049,899.92x = 535,420,918,354.79
  5. Step 5: Solve for x
    x = 535,420,918,354.79/1,049,899.92
  6. Step 6: Final answer
    x = 509,973.29

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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.