Home / 330,053.10-496,136.70-306,652.20

Finding the Fourth Proportional to 330,053.10, 496,136.70 and 306,652.20

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Solution

The fourth proportional to 330,053.10, 496,136.70 and 306,652.20 is: 460,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,053.10 : 496,136.70 = 306,652.20 : x
  2. Step 2: Convert to fraction form
    330,053.10/496,136.70 = 306,652.20/x
  3. Step 3: Cross multiply
    330,053.10x = 496,136.70 × 306,652.20
  4. Step 4: Simplify right side
    330,053.10x = 152,141,410,555.74
  5. Step 5: Solve for x
    x = 152,141,410,555.74/330,053.10
  6. Step 6: Final answer
    x = 460,960.40

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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.