Home / 1,540,604.30-2,310,906.45-403,364.30

Finding the Fourth Proportional to 1,540,604.30, 2,310,906.45 and 403,364.30

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Solution

The fourth proportional to 1,540,604.30, 2,310,906.45 and 403,364.30 is: 605,046.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,604.30 : 2,310,906.45 = 403,364.30 : x
  2. Step 2: Convert to fraction form
    1,540,604.30/2,310,906.45 = 403,364.30/x
  3. Step 3: Cross multiply
    1,540,604.30x = 2,310,906.45 × 403,364.30
  4. Step 4: Simplify right side
    1,540,604.30x = 932,137,162,569.74
  5. Step 5: Solve for x
    x = 932,137,162,569.74/1,540,604.30
  6. Step 6: Final answer
    x = 605,046.45

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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.