Home / 330,849.40-496,478.24-153,323.32

Finding the Fourth Proportional to 330,849.40, 496,478.24 and 153,323.32

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Solution

The fourth proportional to 330,849.40, 496,478.24 and 153,323.32 is: 230,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,849.40 : 496,478.24 = 153,323.32 : x
  2. Step 2: Convert to fraction form
    330,849.40/496,478.24 = 153,323.32/x
  3. Step 3: Cross multiply
    330,849.40x = 496,478.24 × 153,323.32
  4. Step 4: Simplify right side
    330,849.40x = 76,121,692,064.56
  5. Step 5: Solve for x
    x = 76,121,692,064.56/330,849.40
  6. Step 6: Final answer
    x = 230,079.58

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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.