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Finding the Fourth Proportional to 624,408.40, 936,612.60 and 466,944.40

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Solution

The fourth proportional to 624,408.40, 936,612.60 and 466,944.40 is: 700,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,408.40 : 936,612.60 = 466,944.40 : x
  2. Step 2: Convert to fraction form
    624,408.40/936,612.60 = 466,944.40/x
  3. Step 3: Cross multiply
    624,408.40x = 936,612.60 × 466,944.40
  4. Step 4: Simplify right side
    624,408.40x = 437,346,008,539.44
  5. Step 5: Solve for x
    x = 437,346,008,539.44/624,408.40
  6. Step 6: Final answer
    x = 700,416.60

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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.