Home / 332,551.04-455,596.62-320,097.21

Finding the Fourth Proportional to 332,551.04, 455,596.62 and 320,097.21

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Solution

The fourth proportional to 332,551.04, 455,596.62 and 320,097.21 is: 438,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,551.04 : 455,596.62 = 320,097.21 : x
  2. Step 2: Convert to fraction form
    332,551.04/455,596.62 = 320,097.21/x
  3. Step 3: Cross multiply
    332,551.04x = 455,596.62 × 320,097.21
  4. Step 4: Simplify right side
    332,551.04x = 145,835,206,947.43
  5. Step 5: Solve for x
    x = 145,835,206,947.43/332,551.04
  6. Step 6: Final answer
    x = 438,534.82

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.