Home / 669,099.69-1,003,438.08-219,746.52

Finding the Fourth Proportional to 669,099.69, 1,003,438.08 and 219,746.52

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Solution

The fourth proportional to 669,099.69, 1,003,438.08 and 219,746.52 is: 329,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,099.69 : 1,003,438.08 = 219,746.52 : x
  2. Step 2: Convert to fraction form
    669,099.69/1,003,438.08 = 219,746.52/x
  3. Step 3: Cross multiply
    669,099.69x = 1,003,438.08 × 219,746.52
  4. Step 4: Simplify right side
    669,099.69x = 220,502,026,115.48
  5. Step 5: Solve for x
    x = 220,502,026,115.48/669,099.69
  6. Step 6: Final answer
    x = 329,550.33

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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.