Home / 282,212.28-423,903.78-228,237.66

Finding the Fourth Proportional to 282,212.28, 423,903.78 and 228,237.66

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Solution

The fourth proportional to 282,212.28, 423,903.78 and 228,237.66 is: 342,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,212.28 : 423,903.78 = 228,237.66 : x
  2. Step 2: Convert to fraction form
    282,212.28/423,903.78 = 228,237.66/x
  3. Step 3: Cross multiply
    282,212.28x = 423,903.78 × 228,237.66
  4. Step 4: Simplify right side
    282,212.28x = 96,750,806,812.35
  5. Step 5: Solve for x
    x = 96,750,806,812.35/282,212.28
  6. Step 6: Final answer
    x = 342,829.90

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1.5x scale

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.