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Finding the Fourth Proportional to 299,247.57, 448,496.60 and 149,529.87

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Solution

The fourth proportional to 299,247.57, 448,496.60 and 149,529.87 is: 224,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,247.57 : 448,496.60 = 149,529.87 : x
  2. Step 2: Convert to fraction form
    299,247.57/448,496.60 = 149,529.87/x
  3. Step 3: Cross multiply
    299,247.57x = 448,496.60 × 149,529.87
  4. Step 4: Simplify right side
    299,247.57x = 67,063,637,545.79
  5. Step 5: Solve for x
    x = 67,063,637,545.79/299,247.57
  6. Step 6: Final answer
    x = 224,107.54

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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.