Home / 331,282.40-496,923.60-153,730.40

Finding the Fourth Proportional to 331,282.40, 496,923.60 and 153,730.40

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Solution

The fourth proportional to 331,282.40, 496,923.60 and 153,730.40 is: 230,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,282.40 : 496,923.60 = 153,730.40 : x
  2. Step 2: Convert to fraction form
    331,282.40/496,923.60 = 153,730.40/x
  3. Step 3: Cross multiply
    331,282.40x = 496,923.60 × 153,730.40
  4. Step 4: Simplify right side
    331,282.40x = 76,392,263,797.44
  5. Step 5: Solve for x
    x = 76,392,263,797.44/331,282.40
  6. Step 6: Final answer
    x = 230,595.60

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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.