Home / 911,050.80-1,366,576.20-350,098.80

Finding the Fourth Proportional to 911,050.80, 1,366,576.20 and 350,098.80

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Solution

The fourth proportional to 911,050.80, 1,366,576.20 and 350,098.80 is: 525,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,050.80 : 1,366,576.20 = 350,098.80 : x
  2. Step 2: Convert to fraction form
    911,050.80/1,366,576.20 = 350,098.80/x
  3. Step 3: Cross multiply
    911,050.80x = 1,366,576.20 × 350,098.80
  4. Step 4: Simplify right side
    911,050.80x = 478,436,687,728.56
  5. Step 5: Solve for x
    x = 478,436,687,728.56/911,050.80
  6. Step 6: Final answer
    x = 525,148.20

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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.