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Finding the Fourth Proportional to 464,010.40, 696,015.60 and 394,026.40

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Solution

The fourth proportional to 464,010.40, 696,015.60 and 394,026.40 is: 591,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,010.40 : 696,015.60 = 394,026.40 : x
  2. Step 2: Convert to fraction form
    464,010.40/696,015.60 = 394,026.40/x
  3. Step 3: Cross multiply
    464,010.40x = 696,015.60 × 394,026.40
  4. Step 4: Simplify right side
    464,010.40x = 274,248,521,211.84
  5. Step 5: Solve for x
    x = 274,248,521,211.84/464,010.40
  6. Step 6: Final answer
    x = 591,039.60

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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.