Home / 330,823.60-496,235.40-301,955.20

Finding the Fourth Proportional to 330,823.60, 496,235.40 and 301,955.20

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Solution

The fourth proportional to 330,823.60, 496,235.40 and 301,955.20 is: 452,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,823.60 : 496,235.40 = 301,955.20 : x
  2. Step 2: Convert to fraction form
    330,823.60/496,235.40 = 301,955.20/x
  3. Step 3: Cross multiply
    330,823.60x = 496,235.40 × 301,955.20
  4. Step 4: Simplify right side
    330,823.60x = 149,840,859,454.08
  5. Step 5: Solve for x
    x = 149,840,859,454.08/330,823.60
  6. Step 6: Final answer
    x = 452,932.80

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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.