Home / 435,513.44-653,015.82-168,962.48

Finding the Fourth Proportional to 435,513.44, 653,015.82 and 168,962.48

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Solution

The fourth proportional to 435,513.44, 653,015.82 and 168,962.48 is: 253,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,513.44 : 653,015.82 = 168,962.48 : x
  2. Step 2: Convert to fraction form
    435,513.44/653,015.82 = 168,962.48/x
  3. Step 3: Cross multiply
    435,513.44x = 653,015.82 × 168,962.48
  4. Step 4: Simplify right side
    435,513.44x = 110,335,172,426.43
  5. Step 5: Solve for x
    x = 110,335,172,426.43/435,513.44
  6. Step 6: Final answer
    x = 253,345.05

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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.