Home / 859,912.66-1,289,898.06-228,827.08

Finding the Fourth Proportional to 859,912.66, 1,289,898.06 and 228,827.08

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Solution

The fourth proportional to 859,912.66, 1,289,898.06 and 228,827.08 is: 343,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,912.66 : 1,289,898.06 = 228,827.08 : x
  2. Step 2: Convert to fraction form
    859,912.66/1,289,898.06 = 228,827.08/x
  3. Step 3: Cross multiply
    859,912.66x = 1,289,898.06 × 228,827.08
  4. Step 4: Simplify right side
    859,912.66x = 295,163,606,567.47
  5. Step 5: Solve for x
    x = 295,163,606,567.47/859,912.66
  6. Step 6: Final answer
    x = 343,248.36

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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.