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Finding the Fourth Proportional to 340,160.60, 509,902.32 and 162,459.92

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Solution

The fourth proportional to 340,160.60, 509,902.32 and 162,459.92 is: 243,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,160.60 : 509,902.32 = 162,459.92 : x
  2. Step 2: Convert to fraction form
    340,160.60/509,902.32 = 162,459.92/x
  3. Step 3: Cross multiply
    340,160.60x = 509,902.32 × 162,459.92
  4. Step 4: Simplify right side
    340,160.60x = 82,838,690,115.01
  5. Step 5: Solve for x
    x = 82,838,690,115.01/340,160.60
  6. Step 6: Final answer
    x = 243,528.17

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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.