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Finding the Fourth Proportional to 368,524.71, 551,901.24 and 210,273.39

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Solution

The fourth proportional to 368,524.71, 551,901.24 and 210,273.39 is: 314,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,524.71 : 551,901.24 = 210,273.39 : x
  2. Step 2: Convert to fraction form
    368,524.71/551,901.24 = 210,273.39/x
  3. Step 3: Cross multiply
    368,524.71x = 551,901.24 × 210,273.39
  4. Step 4: Simplify right side
    368,524.71x = 116,050,144,680.00
  5. Step 5: Solve for x
    x = 116,050,144,680.00/368,524.71
  6. Step 6: Final answer
    x = 314,904.65

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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.