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Finding the Fourth Proportional to 603,291.60, 904,872.60 and 160,059.60

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Solution

The fourth proportional to 603,291.60, 904,872.60 and 160,059.60 is: 240,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,291.60 : 904,872.60 = 160,059.60 : x
  2. Step 2: Convert to fraction form
    603,291.60/904,872.60 = 160,059.60/x
  3. Step 3: Cross multiply
    603,291.60x = 904,872.60 × 160,059.60
  4. Step 4: Simplify right side
    603,291.60x = 144,833,546,406.96
  5. Step 5: Solve for x
    x = 144,833,546,406.96/603,291.60
  6. Step 6: Final answer
    x = 240,072.21

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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.