Home / 995,791.24-1,493,684.58-426,803.40

Finding the Fourth Proportional to 995,791.24, 1,493,684.58 and 426,803.40

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Solution

The fourth proportional to 995,791.24, 1,493,684.58 and 426,803.40 is: 640,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,791.24 : 1,493,684.58 = 426,803.40 : x
  2. Step 2: Convert to fraction form
    995,791.24/1,493,684.58 = 426,803.40/x
  3. Step 3: Cross multiply
    995,791.24x = 1,493,684.58 × 426,803.40
  4. Step 4: Simplify right side
    995,791.24x = 637,509,657,271.57
  5. Step 5: Solve for x
    x = 637,509,657,271.57/995,791.24
  6. Step 6: Final answer
    x = 640,204.12

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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.