Home / 907,432.72-1,361,273.64-308,233.08

Finding the Fourth Proportional to 907,432.72, 1,361,273.64 and 308,233.08

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Solution

The fourth proportional to 907,432.72, 1,361,273.64 and 308,233.08 is: 462,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,432.72 : 1,361,273.64 = 308,233.08 : x
  2. Step 2: Convert to fraction form
    907,432.72/1,361,273.64 = 308,233.08/x
  3. Step 3: Cross multiply
    907,432.72x = 1,361,273.64 × 308,233.08
  4. Step 4: Simplify right side
    907,432.72x = 419,589,566,780.01
  5. Step 5: Solve for x
    x = 419,589,566,780.01/907,432.72
  6. Step 6: Final answer
    x = 462,391.93

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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.