Home / 1,277,287.50-1,915,374.92-366,268.66

Finding the Fourth Proportional to 1,277,287.50, 1,915,374.92 and 366,268.66

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Solution

The fourth proportional to 1,277,287.50, 1,915,374.92 and 366,268.66 is: 549,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,287.50 : 1,915,374.92 = 366,268.66 : x
  2. Step 2: Convert to fraction form
    1,277,287.50/1,915,374.92 = 366,268.66/x
  3. Step 3: Cross multiply
    1,277,287.50x = 1,915,374.92 × 366,268.66
  4. Step 4: Simplify right side
    1,277,287.50x = 701,541,805,346.01
  5. Step 5: Solve for x
    x = 701,541,805,346.01/1,277,287.50
  6. Step 6: Final answer
    x = 549,243.46

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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.