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Finding the Fourth Proportional to 269,459.72, 403,925.34 and 229,568.84

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Solution

The fourth proportional to 269,459.72, 403,925.34 and 229,568.84 is: 344,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,459.72 : 403,925.34 = 229,568.84 : x
  2. Step 2: Convert to fraction form
    269,459.72/403,925.34 = 229,568.84/x
  3. Step 3: Cross multiply
    269,459.72x = 403,925.34 × 229,568.84
  4. Step 4: Simplify right side
    269,459.72x = 92,728,671,750.41
  5. Step 5: Solve for x
    x = 92,728,671,750.41/269,459.72
  6. Step 6: Final answer
    x = 344,128.14

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1.5x scale

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.