Home / 330,112.10-496,225.20-306,711.20

Finding the Fourth Proportional to 330,112.10, 496,225.20 and 306,711.20

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Solution

The fourth proportional to 330,112.10, 496,225.20 and 306,711.20 is: 461,048.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,112.10 : 496,225.20 = 306,711.20 : x
  2. Step 2: Convert to fraction form
    330,112.10/496,225.20 = 306,711.20/x
  3. Step 3: Cross multiply
    330,112.10x = 496,225.20 × 306,711.20
  4. Step 4: Simplify right side
    330,112.10x = 152,197,826,562.24
  5. Step 5: Solve for x
    x = 152,197,826,562.24/330,112.10
  6. Step 6: Final answer
    x = 461,048.92

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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.