Home / 498,737.88-688,514.94-294,851.16

Finding the Fourth Proportional to 498,737.88, 688,514.94 and 294,851.16

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Solution

The fourth proportional to 498,737.88, 688,514.94 and 294,851.16 is: 407,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,737.88 : 688,514.94 = 294,851.16 : x
  2. Step 2: Convert to fraction form
    498,737.88/688,514.94 = 294,851.16/x
  3. Step 3: Cross multiply
    498,737.88x = 688,514.94 × 294,851.16
  4. Step 4: Simplify right side
    498,737.88x = 203,009,428,736.33
  5. Step 5: Solve for x
    x = 203,009,428,736.33/498,737.88
  6. Step 6: Final answer
    x = 407,046.34

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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.