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Finding the Fourth Proportional to 503,084.59, 754,530.59 and 195,336.57

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Solution

The fourth proportional to 503,084.59, 754,530.59 and 195,336.57 is: 292,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,084.59 : 754,530.59 = 195,336.57 : x
  2. Step 2: Convert to fraction form
    503,084.59/754,530.59 = 195,336.57/x
  3. Step 3: Cross multiply
    503,084.59x = 754,530.59 × 195,336.57
  4. Step 4: Simplify right side
    503,084.59x = 147,387,420,728.51
  5. Step 5: Solve for x
    x = 147,387,420,728.51/503,084.59
  6. Step 6: Final answer
    x = 292,967.47

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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.