Home / 995,149.80-1,373,238.36-559,577.16

Finding the Fourth Proportional to 995,149.80, 1,373,238.36 and 559,577.16

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Solution

The fourth proportional to 995,149.80, 1,373,238.36 and 559,577.16 is: 772,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,149.80 : 1,373,238.36 = 559,577.16 : x
  2. Step 2: Convert to fraction form
    995,149.80/1,373,238.36 = 559,577.16/x
  3. Step 3: Cross multiply
    995,149.80x = 1,373,238.36 × 559,577.16
  4. Step 4: Simplify right side
    995,149.80x = 768,432,821,491.86
  5. Step 5: Solve for x
    x = 768,432,821,491.86/995,149.80
  6. Step 6: Final answer
    x = 772,178.04

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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.