Home / 412,524.50-618,787.24-113,007.65

Finding the Fourth Proportional to 412,524.50, 618,787.24 and 113,007.65

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Solution

The fourth proportional to 412,524.50, 618,787.24 and 113,007.65 is: 169,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,524.50 : 618,787.24 = 113,007.65 : x
  2. Step 2: Convert to fraction form
    412,524.50/618,787.24 = 113,007.65/x
  3. Step 3: Cross multiply
    412,524.50x = 618,787.24 × 113,007.65
  4. Step 4: Simplify right side
    412,524.50x = 69,927,688,465.93
  5. Step 5: Solve for x
    x = 69,927,688,465.93/412,524.50
  6. Step 6: Final answer
    x = 169,511.60

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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.