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Finding the Fourth Proportional to 297,284.79, 410,136.21 and 169,892.04

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Solution

The fourth proportional to 297,284.79, 410,136.21 and 169,892.04 is: 234,384.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,284.79 : 410,136.21 = 169,892.04 : x
  2. Step 2: Convert to fraction form
    297,284.79/410,136.21 = 169,892.04/x
  3. Step 3: Cross multiply
    297,284.79x = 410,136.21 × 169,892.04
  4. Step 4: Simplify right side
    297,284.79x = 69,678,877,394.77
  5. Step 5: Solve for x
    x = 69,678,877,394.77/297,284.79
  6. Step 6: Final answer
    x = 234,384.27

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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.