Home / 838,287.23-1,256,725.53-364,615.83

Finding the Fourth Proportional to 838,287.23, 1,256,725.53 and 364,615.83

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Solution

The fourth proportional to 838,287.23, 1,256,725.53 and 364,615.83 is: 546,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,287.23 : 1,256,725.53 = 364,615.83 : x
  2. Step 2: Convert to fraction form
    838,287.23/1,256,725.53 = 364,615.83/x
  3. Step 3: Cross multiply
    838,287.23x = 1,256,725.53 × 364,615.83
  4. Step 4: Simplify right side
    838,287.23x = 458,222,022,203.14
  5. Step 5: Solve for x
    x = 458,222,022,203.14/838,287.23
  6. Step 6: Final answer
    x = 546,616.97

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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.