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Finding the Fourth Proportional to 333,048, 499,736.02 and 155,529.20

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Solution

The fourth proportional to 333,048, 499,736.02 and 155,529.20 is: 233,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,048 : 499,736.02 = 155,529.20 : x
  2. Step 2: Convert to fraction form
    333,048/499,736.02 = 155,529.20/x
  3. Step 3: Cross multiply
    333,048x = 499,736.02 × 155,529.20
  4. Step 4: Simplify right side
    333,048x = 77,723,543,401.78
  5. Step 5: Solve for x
    x = 77,723,543,401.78/333,048
  6. Step 6: Final answer
    x = 233,370.40

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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.