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Finding the Fourth Proportional to 493,744.60, 740,616.90 and 335,114.20

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Solution

The fourth proportional to 493,744.60, 740,616.90 and 335,114.20 is: 502,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,744.60 : 740,616.90 = 335,114.20 : x
  2. Step 2: Convert to fraction form
    493,744.60/740,616.90 = 335,114.20/x
  3. Step 3: Cross multiply
    493,744.60x = 740,616.90 × 335,114.20
  4. Step 4: Simplify right side
    493,744.60x = 248,191,239,949.98
  5. Step 5: Solve for x
    x = 248,191,239,949.98/493,744.60
  6. Step 6: Final answer
    x = 502,671.30

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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.