Home / 797,260.80-1,195,891.20-417,662.40

Finding the Fourth Proportional to 797,260.80, 1,195,891.20 and 417,662.40

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Solution

The fourth proportional to 797,260.80, 1,195,891.20 and 417,662.40 is: 626,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,260.80 : 1,195,891.20 = 417,662.40 : x
  2. Step 2: Convert to fraction form
    797,260.80/1,195,891.20 = 417,662.40/x
  3. Step 3: Cross multiply
    797,260.80x = 1,195,891.20 × 417,662.40
  4. Step 4: Simplify right side
    797,260.80x = 499,478,788,730.88
  5. Step 5: Solve for x
    x = 499,478,788,730.88/797,260.80
  6. Step 6: Final answer
    x = 626,493.60

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Double scale
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Similar ratio
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1.5x scale

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.