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Finding the Fourth Proportional to 435,201.78, 652,277.71 and 224,724.98

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Solution

The fourth proportional to 435,201.78, 652,277.71 and 224,724.98 is: 336,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,201.78 : 652,277.71 = 224,724.98 : x
  2. Step 2: Convert to fraction form
    435,201.78/652,277.71 = 224,724.98/x
  3. Step 3: Cross multiply
    435,201.78x = 652,277.71 × 224,724.98
  4. Step 4: Simplify right side
    435,201.78x = 146,583,095,334.20
  5. Step 5: Solve for x
    x = 146,583,095,334.20/435,201.78
  6. Step 6: Final answer
    x = 336,816.40

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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.