Home / 731,638.70-1,097,458.05-416,710.70

Finding the Fourth Proportional to 731,638.70, 1,097,458.05 and 416,710.70

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Solution

The fourth proportional to 731,638.70, 1,097,458.05 and 416,710.70 is: 625,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,638.70 : 1,097,458.05 = 416,710.70 : x
  2. Step 2: Convert to fraction form
    731,638.70/1,097,458.05 = 416,710.70/x
  3. Step 3: Cross multiply
    731,638.70x = 1,097,458.05 × 416,710.70
  4. Step 4: Simplify right side
    731,638.70x = 457,322,512,236.14
  5. Step 5: Solve for x
    x = 457,322,512,236.14/731,638.70
  6. Step 6: Final answer
    x = 625,066.05

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Half scale
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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.