Home / 1,165,160.90-1,748,420.66-491,200.94

Finding the Fourth Proportional to 1,165,160.90, 1,748,420.66 and 491,200.94

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Solution

The fourth proportional to 1,165,160.90, 1,748,420.66 and 491,200.94 is: 737,087.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,160.90 : 1,748,420.66 = 491,200.94 : x
  2. Step 2: Convert to fraction form
    1,165,160.90/1,748,420.66 = 491,200.94/x
  3. Step 3: Cross multiply
    1,165,160.90x = 1,748,420.66 × 491,200.94
  4. Step 4: Simplify right side
    1,165,160.90x = 858,825,864,193.32
  5. Step 5: Solve for x
    x = 858,825,864,193.32/1,165,160.90
  6. Step 6: Final answer
    x = 737,087.79

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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.