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Finding the Fourth Proportional to 497,741.70, 746,612.55 and 295,662.90

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Solution

The fourth proportional to 497,741.70, 746,612.55 and 295,662.90 is: 443,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,741.70 : 746,612.55 = 295,662.90 : x
  2. Step 2: Convert to fraction form
    497,741.70/746,612.55 = 295,662.90/x
  3. Step 3: Cross multiply
    497,741.70x = 746,612.55 × 295,662.90
  4. Step 4: Simplify right side
    497,741.70x = 220,745,631,709.40
  5. Step 5: Solve for x
    x = 220,745,631,709.40/497,741.70
  6. Step 6: Final answer
    x = 443,494.35

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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.