Home / 794,937.60-1,190,656.80-478,843.20

Finding the Fourth Proportional to 794,937.60, 1,190,656.80 and 478,843.20

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Solution

The fourth proportional to 794,937.60, 1,190,656.80 and 478,843.20 is: 717,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,937.60 : 1,190,656.80 = 478,843.20 : x
  2. Step 2: Convert to fraction form
    794,937.60/1,190,656.80 = 478,843.20/x
  3. Step 3: Cross multiply
    794,937.60x = 1,190,656.80 × 478,843.20
  4. Step 4: Simplify right side
    794,937.60x = 570,137,912,213.76
  5. Step 5: Solve for x
    x = 570,137,912,213.76/794,937.60
  6. Step 6: Final answer
    x = 717,210.90

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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.