Home / 219,248.20-328,216.20-195,628.60

Finding the Fourth Proportional to 219,248.20, 328,216.20 and 195,628.60

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Solution

The fourth proportional to 219,248.20, 328,216.20 and 195,628.60 is: 292,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,248.20 : 328,216.20 = 195,628.60 : x
  2. Step 2: Convert to fraction form
    219,248.20/328,216.20 = 195,628.60/x
  3. Step 3: Cross multiply
    219,248.20x = 328,216.20 × 195,628.60
  4. Step 4: Simplify right side
    219,248.20x = 64,208,475,703.32
  5. Step 5: Solve for x
    x = 64,208,475,703.32/219,248.20
  6. Step 6: Final answer
    x = 292,857.48

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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.