Home / 782,236.76-1,173,355.14-503,525.48

Finding the Fourth Proportional to 782,236.76, 1,173,355.14 and 503,525.48

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Solution

The fourth proportional to 782,236.76, 1,173,355.14 and 503,525.48 is: 755,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,236.76 : 1,173,355.14 = 503,525.48 : x
  2. Step 2: Convert to fraction form
    782,236.76/1,173,355.14 = 503,525.48/x
  3. Step 3: Cross multiply
    782,236.76x = 1,173,355.14 × 503,525.48
  4. Step 4: Simplify right side
    782,236.76x = 590,814,210,078.97
  5. Step 5: Solve for x
    x = 590,814,210,078.97/782,236.76
  6. Step 6: Final answer
    x = 755,288.22

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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.