Home / 987,945.27-1,363,289.15-600,706.91

Finding the Fourth Proportional to 987,945.27, 1,363,289.15 and 600,706.91

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Solution

The fourth proportional to 987,945.27, 1,363,289.15 and 600,706.91 is: 828,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,945.27 : 1,363,289.15 = 600,706.91 : x
  2. Step 2: Convert to fraction form
    987,945.27/1,363,289.15 = 600,706.91/x
  3. Step 3: Cross multiply
    987,945.27x = 1,363,289.15 × 600,706.91
  4. Step 4: Simplify right side
    987,945.27x = 818,937,202,913.05
  5. Step 5: Solve for x
    x = 818,937,202,913.05/987,945.27
  6. Step 6: Final answer
    x = 828,929.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.