Home / 331,409.04-497,187.36-121,046.64

Finding the Fourth Proportional to 331,409.04, 497,187.36 and 121,046.64

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Solution

The fourth proportional to 331,409.04, 497,187.36 and 121,046.64 is: 181,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,409.04 : 497,187.36 = 121,046.64 : x
  2. Step 2: Convert to fraction form
    331,409.04/497,187.36 = 121,046.64/x
  3. Step 3: Cross multiply
    331,409.04x = 497,187.36 × 121,046.64
  4. Step 4: Simplify right side
    331,409.04x = 60,182,859,378.47
  5. Step 5: Solve for x
    x = 60,182,859,378.47/331,409.04
  6. Step 6: Final answer
    x = 181,596.92

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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.