Home / 332,079.86-497,477.57-278,131.33

Finding the Fourth Proportional to 332,079.86, 497,477.57 and 278,131.33

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Solution

The fourth proportional to 332,079.86, 497,477.57 and 278,131.33 is: 416,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,079.86 : 497,477.57 = 278,131.33 : x
  2. Step 2: Convert to fraction form
    332,079.86/497,477.57 = 278,131.33/x
  3. Step 3: Cross multiply
    332,079.86x = 497,477.57 × 278,131.33
  4. Step 4: Simplify right side
    332,079.86x = 138,364,097,420.46
  5. Step 5: Solve for x
    x = 138,364,097,420.46/332,079.86
  6. Step 6: Final answer
    x = 416,659.10

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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.