Home / 954,272.40-1,431,408.60-456,608.40

Finding the Fourth Proportional to 954,272.40, 1,431,408.60 and 456,608.40

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Solution

The fourth proportional to 954,272.40, 1,431,408.60 and 456,608.40 is: 684,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,272.40 : 1,431,408.60 = 456,608.40 : x
  2. Step 2: Convert to fraction form
    954,272.40/1,431,408.60 = 456,608.40/x
  3. Step 3: Cross multiply
    954,272.40x = 1,431,408.60 × 456,608.40
  4. Step 4: Simplify right side
    954,272.40x = 653,593,190,592.24
  5. Step 5: Solve for x
    x = 653,593,190,592.24/954,272.40
  6. Step 6: Final answer
    x = 684,912.60

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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.