Home / 330,792.48-496,352.70-131,108.40

Finding the Fourth Proportional to 330,792.48, 496,352.70 and 131,108.40

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Solution

The fourth proportional to 330,792.48, 496,352.70 and 131,108.40 is: 196,727.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,792.48 : 496,352.70 = 131,108.40 : x
  2. Step 2: Convert to fraction form
    330,792.48/496,352.70 = 131,108.40/x
  3. Step 3: Cross multiply
    330,792.48x = 496,352.70 × 131,108.40
  4. Step 4: Simplify right side
    330,792.48x = 65,076,008,332.68
  5. Step 5: Solve for x
    x = 65,076,008,332.68/330,792.48
  6. Step 6: Final answer
    x = 196,727.59

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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.