Home / 744,476.37-1,116,170.13-238,749.48

Finding the Fourth Proportional to 744,476.37, 1,116,170.13 and 238,749.48

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Solution

The fourth proportional to 744,476.37, 1,116,170.13 and 238,749.48 is: 357,949.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,476.37 : 1,116,170.13 = 238,749.48 : x
  2. Step 2: Convert to fraction form
    744,476.37/1,116,170.13 = 238,749.48/x
  3. Step 3: Cross multiply
    744,476.37x = 1,116,170.13 × 238,749.48
  4. Step 4: Simplify right side
    744,476.37x = 266,485,038,129.03
  5. Step 5: Solve for x
    x = 266,485,038,129.03/744,476.37
  6. Step 6: Final answer
    x = 357,949.63

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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.