Home / 954,028.80-1,431,043.20-422,587.80

Finding the Fourth Proportional to 954,028.80, 1,431,043.20 and 422,587.80

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Solution

The fourth proportional to 954,028.80, 1,431,043.20 and 422,587.80 is: 633,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,028.80 : 1,431,043.20 = 422,587.80 : x
  2. Step 2: Convert to fraction form
    954,028.80/1,431,043.20 = 422,587.80/x
  3. Step 3: Cross multiply
    954,028.80x = 1,431,043.20 × 422,587.80
  4. Step 4: Simplify right side
    954,028.80x = 604,741,397,592.96
  5. Step 5: Solve for x
    x = 604,741,397,592.96/954,028.80
  6. Step 6: Final answer
    x = 633,881.70

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Similar ratio
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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.