Home / 911,209.80-1,366,796.26-237,276.18

Finding the Fourth Proportional to 911,209.80, 1,366,796.26 and 237,276.18

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Solution

The fourth proportional to 911,209.80, 1,366,796.26 and 237,276.18 is: 355,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,209.80 : 1,366,796.26 = 237,276.18 : x
  2. Step 2: Convert to fraction form
    911,209.80/1,366,796.26 = 237,276.18/x
  3. Step 3: Cross multiply
    911,209.80x = 1,366,796.26 × 237,276.18
  4. Step 4: Simplify right side
    911,209.80x = 324,308,195,411.09
  5. Step 5: Solve for x
    x = 324,308,195,411.09/911,209.80
  6. Step 6: Final answer
    x = 355,909.47

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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.