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Finding the Fourth Proportional to 452,072.68, 623,838.18 and 270,792.04

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Solution

The fourth proportional to 452,072.68, 623,838.18 and 270,792.04 is: 373,679.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,072.68 : 623,838.18 = 270,792.04 : x
  2. Step 2: Convert to fraction form
    452,072.68/623,838.18 = 270,792.04/x
  3. Step 3: Cross multiply
    452,072.68x = 623,838.18 × 270,792.04
  4. Step 4: Simplify right side
    452,072.68x = 168,930,413,392.09
  5. Step 5: Solve for x
    x = 168,930,413,392.09/452,072.68
  6. Step 6: Final answer
    x = 373,679.77

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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.