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Finding the Fourth Proportional to 299,675.10, 448,929.45 and 166,316.70

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Solution

The fourth proportional to 299,675.10, 448,929.45 and 166,316.70 is: 249,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,675.10 : 448,929.45 = 166,316.70 : x
  2. Step 2: Convert to fraction form
    299,675.10/448,929.45 = 166,316.70/x
  3. Step 3: Cross multiply
    299,675.10x = 448,929.45 × 166,316.70
  4. Step 4: Simplify right side
    299,675.10x = 74,664,464,656.82
  5. Step 5: Solve for x
    x = 74,664,464,656.82/299,675.10
  6. Step 6: Final answer
    x = 249,151.38

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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.