Home / 879,228.70-1,318,658.50-247,994.90

Finding the Fourth Proportional to 879,228.70, 1,318,658.50 and 247,994.90

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Solution

The fourth proportional to 879,228.70, 1,318,658.50 and 247,994.90 is: 371,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,228.70 : 1,318,658.50 = 247,994.90 : x
  2. Step 2: Convert to fraction form
    879,228.70/1,318,658.50 = 247,994.90/x
  3. Step 3: Cross multiply
    879,228.70x = 1,318,658.50 × 247,994.90
  4. Step 4: Simplify right side
    879,228.70x = 327,020,582,841.65
  5. Step 5: Solve for x
    x = 327,020,582,841.65/879,228.70
  6. Step 6: Final answer
    x = 371,940.30

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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.