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Finding the Fourth Proportional to 441,901.28, 662,938.56 and 175,612.16

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Solution

The fourth proportional to 441,901.28, 662,938.56 and 175,612.16 is: 263,452.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,901.28 : 662,938.56 = 175,612.16 : x
  2. Step 2: Convert to fraction form
    441,901.28/662,938.56 = 175,612.16/x
  3. Step 3: Cross multiply
    441,901.28x = 662,938.56 × 175,612.16
  4. Step 4: Simplify right side
    441,901.28x = 116,420,072,468.89
  5. Step 5: Solve for x
    x = 116,420,072,468.89/441,901.28
  6. Step 6: Final answer
    x = 263,452.67

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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.