Home / 441,971.10-609,891.40-260,641.48

Finding the Fourth Proportional to 441,971.10, 609,891.40 and 260,641.48

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Solution

The fourth proportional to 441,971.10, 609,891.40 and 260,641.48 is: 359,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,971.10 : 609,891.40 = 260,641.48 : x
  2. Step 2: Convert to fraction form
    441,971.10/609,891.40 = 260,641.48/x
  3. Step 3: Cross multiply
    441,971.10x = 609,891.40 × 260,641.48
  4. Step 4: Simplify right side
    441,971.10x = 158,962,997,135.27
  5. Step 5: Solve for x
    x = 158,962,997,135.27/441,971.10
  6. Step 6: Final answer
    x = 359,668.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.