Home / 513,269.19-769,237.95-228,554.61

Finding the Fourth Proportional to 513,269.19, 769,237.95 and 228,554.61

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Solution

The fourth proportional to 513,269.19, 769,237.95 and 228,554.61 is: 342,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,269.19 : 769,237.95 = 228,554.61 : x
  2. Step 2: Convert to fraction form
    513,269.19/769,237.95 = 228,554.61/x
  3. Step 3: Cross multiply
    513,269.19x = 769,237.95 × 228,554.61
  4. Step 4: Simplify right side
    513,269.19x = 175,812,879,659.45
  5. Step 5: Solve for x
    x = 175,812,879,659.45/513,269.19
  6. Step 6: Final answer
    x = 342,535.42

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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.