Home / 331,185.84-496,783.08-144,190.32

Finding the Fourth Proportional to 331,185.84, 496,783.08 and 144,190.32

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Solution

The fourth proportional to 331,185.84, 496,783.08 and 144,190.32 is: 216,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,185.84 : 496,783.08 = 144,190.32 : x
  2. Step 2: Convert to fraction form
    331,185.84/496,783.08 = 144,190.32/x
  3. Step 3: Cross multiply
    331,185.84x = 496,783.08 × 144,190.32
  4. Step 4: Simplify right side
    331,185.84x = 71,631,311,275.79
  5. Step 5: Solve for x
    x = 71,631,311,275.79/331,185.84
  6. Step 6: Final answer
    x = 216,287.36

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1.5x scale

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.