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Finding the Fourth Proportional to 299,283.62, 448,210.40 and 165,832.88

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Solution

The fourth proportional to 299,283.62, 448,210.40 and 165,832.88 is: 248,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,283.62 : 448,210.40 = 165,832.88 : x
  2. Step 2: Convert to fraction form
    299,283.62/448,210.40 = 165,832.88/x
  3. Step 3: Cross multiply
    299,283.62x = 448,210.40 × 165,832.88
  4. Step 4: Simplify right side
    299,283.62x = 74,328,018,407.74
  5. Step 5: Solve for x
    x = 74,328,018,407.74/299,283.62
  6. Step 6: Final answer
    x = 248,353.12

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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.