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Finding the Fourth Proportional to 510,736.13, 766,102.13 and 155,749.13

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Solution

The fourth proportional to 510,736.13, 766,102.13 and 155,749.13 is: 233,623.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,736.13 : 766,102.13 = 155,749.13 : x
  2. Step 2: Convert to fraction form
    510,736.13/766,102.13 = 155,749.13/x
  3. Step 3: Cross multiply
    510,736.13x = 766,102.13 × 155,749.13
  4. Step 4: Simplify right side
    510,736.13x = 119,319,735,629.39
  5. Step 5: Solve for x
    x = 119,319,735,629.39/510,736.13
  6. Step 6: Final answer
    x = 233,623.06

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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.