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Finding the Fourth Proportional to 299,013.51, 448,443.84 and 88,602.24

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Solution

The fourth proportional to 299,013.51, 448,443.84 and 88,602.24 is: 132,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,013.51 : 448,443.84 = 88,602.24 : x
  2. Step 2: Convert to fraction form
    299,013.51/448,443.84 = 88,602.24/x
  3. Step 3: Cross multiply
    299,013.51x = 448,443.84 × 88,602.24
  4. Step 4: Simplify right side
    299,013.51x = 39,733,128,738.20
  5. Step 5: Solve for x
    x = 39,733,128,738.20/299,013.51
  6. Step 6: Final answer
    x = 132,880.71

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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.