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Finding the Fourth Proportional to 456,003.64, 683,970.90 and 160,308.28

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Solution

The fourth proportional to 456,003.64, 683,970.90 and 160,308.28 is: 240,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,003.64 : 683,970.90 = 160,308.28 : x
  2. Step 2: Convert to fraction form
    456,003.64/683,970.90 = 160,308.28/x
  3. Step 3: Cross multiply
    456,003.64x = 683,970.90 × 160,308.28
  4. Step 4: Simplify right side
    456,003.64x = 109,646,198,549.05
  5. Step 5: Solve for x
    x = 109,646,198,549.05/456,003.64
  6. Step 6: Final answer
    x = 240,450.27

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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.