Home / 995,806.83-1,493,711.16-426,818.70

Finding the Fourth Proportional to 995,806.83, 1,493,711.16 and 426,818.70

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Solution

The fourth proportional to 995,806.83, 1,493,711.16 and 426,818.70 is: 640,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,806.83 : 1,493,711.16 = 426,818.70 : x
  2. Step 2: Convert to fraction form
    995,806.83/1,493,711.16 = 426,818.70/x
  3. Step 3: Cross multiply
    995,806.83x = 1,493,711.16 × 426,818.70
  4. Step 4: Simplify right side
    995,806.83x = 637,543,855,486.69
  5. Step 5: Solve for x
    x = 637,543,855,486.69/995,806.83
  6. Step 6: Final answer
    x = 640,228.44

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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.