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Finding the Fourth Proportional to 537,316.78, 805,946.02 and 163,310.62

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Solution

The fourth proportional to 537,316.78, 805,946.02 and 163,310.62 is: 244,957.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,316.78 : 805,946.02 = 163,310.62 : x
  2. Step 2: Convert to fraction form
    537,316.78/805,946.02 = 163,310.62/x
  3. Step 3: Cross multiply
    537,316.78x = 805,946.02 × 163,310.62
  4. Step 4: Simplify right side
    537,316.78x = 131,619,544,212.73
  5. Step 5: Solve for x
    x = 131,619,544,212.73/537,316.78
  6. Step 6: Final answer
    x = 244,957.07

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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.