Home / 828,877.80-1,243,931.10-548,301.80

Finding the Fourth Proportional to 828,877.80, 1,243,931.10 and 548,301.80

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Solution

The fourth proportional to 828,877.80, 1,243,931.10 and 548,301.80 is: 822,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,877.80 : 1,243,931.10 = 548,301.80 : x
  2. Step 2: Convert to fraction form
    828,877.80/1,243,931.10 = 548,301.80/x
  3. Step 3: Cross multiply
    828,877.80x = 1,243,931.10 × 548,301.80
  4. Step 4: Simplify right side
    828,877.80x = 682,049,661,205.98
  5. Step 5: Solve for x
    x = 682,049,661,205.98/828,877.80
  6. Step 6: Final answer
    x = 822,859.12

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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.