Home / 330,113.10-496,226.70-306,712.20

Finding the Fourth Proportional to 330,113.10, 496,226.70 and 306,712.20

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Solution

The fourth proportional to 330,113.10, 496,226.70 and 306,712.20 is: 461,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,113.10 : 496,226.70 = 306,712.20 : x
  2. Step 2: Convert to fraction form
    330,113.10/496,226.70 = 306,712.20/x
  3. Step 3: Cross multiply
    330,113.10x = 496,226.70 × 306,712.20
  4. Step 4: Simplify right side
    330,113.10x = 152,198,782,855.74
  5. Step 5: Solve for x
    x = 152,198,782,855.74/330,113.10
  6. Step 6: Final answer
    x = 461,050.42

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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.