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Finding the Fourth Proportional to 299,595.93, 413,445.51 and 163,633.79

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Solution

The fourth proportional to 299,595.93, 413,445.51 and 163,633.79 is: 225,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,595.93 : 413,445.51 = 163,633.79 : x
  2. Step 2: Convert to fraction form
    299,595.93/413,445.51 = 163,633.79/x
  3. Step 3: Cross multiply
    299,595.93x = 413,445.51 × 163,633.79
  4. Step 4: Simplify right side
    299,595.93x = 67,653,653,692.56
  5. Step 5: Solve for x
    x = 67,653,653,692.56/299,595.93
  6. Step 6: Final answer
    x = 225,816.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.