Home / 333,433.37-500,151.34-80,713.45

Finding the Fourth Proportional to 333,433.37, 500,151.34 and 80,713.45

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Solution

The fourth proportional to 333,433.37, 500,151.34 and 80,713.45 is: 121,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,433.37 : 500,151.34 = 80,713.45 : x
  2. Step 2: Convert to fraction form
    333,433.37/500,151.34 = 80,713.45/x
  3. Step 3: Cross multiply
    333,433.37x = 500,151.34 × 80,713.45
  4. Step 4: Simplify right side
    333,433.37x = 40,368,940,173.52
  5. Step 5: Solve for x
    x = 40,368,940,173.52/333,433.37
  6. Step 6: Final answer
    x = 121,070.49

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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.