Home / 731,856.70-1,097,840.59-226,468.78

Finding the Fourth Proportional to 731,856.70, 1,097,840.59 and 226,468.78

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Solution

The fourth proportional to 731,856.70, 1,097,840.59 and 226,468.78 is: 339,720.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,856.70 : 1,097,840.59 = 226,468.78 : x
  2. Step 2: Convert to fraction form
    731,856.70/1,097,840.59 = 226,468.78/x
  3. Step 3: Cross multiply
    731,856.70x = 1,097,840.59 × 226,468.78
  4. Step 4: Simplify right side
    731,856.70x = 248,626,615,741.01
  5. Step 5: Solve for x
    x = 248,626,615,741.01/731,856.70
  6. Step 6: Final answer
    x = 339,720.35

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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.