Home / 348,368.40-522,429.48-165,976.92

Finding the Fourth Proportional to 348,368.40, 522,429.48 and 165,976.92

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Solution

The fourth proportional to 348,368.40, 522,429.48 and 165,976.92 is: 248,906.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,368.40 : 522,429.48 = 165,976.92 : x
  2. Step 2: Convert to fraction form
    348,368.40/522,429.48 = 165,976.92/x
  3. Step 3: Cross multiply
    348,368.40x = 522,429.48 × 165,976.92
  4. Step 4: Simplify right side
    348,368.40x = 86,711,236,007.60
  5. Step 5: Solve for x
    x = 86,711,236,007.60/348,368.40
  6. Step 6: Final answer
    x = 248,906.72

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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.