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Finding the Fourth Proportional to 503,095.14, 754,716.81 and 166,170.78

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Solution

The fourth proportional to 503,095.14, 754,716.81 and 166,170.78 is: 249,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,095.14 : 754,716.81 = 166,170.78 : x
  2. Step 2: Convert to fraction form
    503,095.14/754,716.81 = 166,170.78/x
  3. Step 3: Cross multiply
    503,095.14x = 754,716.81 × 166,170.78
  4. Step 4: Simplify right side
    503,095.14x = 125,411,880,996.81
  5. Step 5: Solve for x
    x = 125,411,880,996.81/503,095.14
  6. Step 6: Final answer
    x = 249,280.65

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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.