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Finding the Fourth Proportional to 259,609.97, 358,423.95 and 199,064.29

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Solution

The fourth proportional to 259,609.97, 358,423.95 and 199,064.29 is: 274,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,609.97 : 358,423.95 = 199,064.29 : x
  2. Step 2: Convert to fraction form
    259,609.97/358,423.95 = 199,064.29/x
  3. Step 3: Cross multiply
    259,609.97x = 358,423.95 × 199,064.29
  4. Step 4: Simplify right side
    259,609.97x = 71,349,408,130.42
  5. Step 5: Solve for x
    x = 71,349,408,130.42/259,609.97
  6. Step 6: Final answer
    x = 274,833.08

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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.