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Finding the Fourth Proportional to 273,437.60, 410,156.40 and 161,002.40

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Solution

The fourth proportional to 273,437.60, 410,156.40 and 161,002.40 is: 241,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,437.60 : 410,156.40 = 161,002.40 : x
  2. Step 2: Convert to fraction form
    273,437.60/410,156.40 = 161,002.40/x
  3. Step 3: Cross multiply
    273,437.60x = 410,156.40 × 161,002.40
  4. Step 4: Simplify right side
    273,437.60x = 66,036,164,775.36
  5. Step 5: Solve for x
    x = 66,036,164,775.36/273,437.60
  6. Step 6: Final answer
    x = 241,503.60

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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.