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Finding the Fourth Proportional to 337,143.60, 505,715.40 and 295,671.60

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Solution

The fourth proportional to 337,143.60, 505,715.40 and 295,671.60 is: 443,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,143.60 : 505,715.40 = 295,671.60 : x
  2. Step 2: Convert to fraction form
    337,143.60/505,715.40 = 295,671.60/x
  3. Step 3: Cross multiply
    337,143.60x = 505,715.40 × 295,671.60
  4. Step 4: Simplify right side
    337,143.60x = 149,525,681,462.64
  5. Step 5: Solve for x
    x = 149,525,681,462.64/337,143.60
  6. Step 6: Final answer
    x = 443,507.40

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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.