Home / 995,933.78-1,493,897.70-426,946.04

Finding the Fourth Proportional to 995,933.78, 1,493,897.70 and 426,946.04

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Solution

The fourth proportional to 995,933.78, 1,493,897.70 and 426,946.04 is: 640,417.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,933.78 : 1,493,897.70 = 426,946.04 : x
  2. Step 2: Convert to fraction form
    995,933.78/1,493,897.70 = 426,946.04/x
  3. Step 3: Cross multiply
    995,933.78x = 1,493,897.70 × 426,946.04
  4. Step 4: Simplify right side
    995,933.78x = 637,813,707,180.11
  5. Step 5: Solve for x
    x = 637,813,707,180.11/995,933.78
  6. Step 6: Final answer
    x = 640,417.79

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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.