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Finding the Fourth Proportional to 531,855.60, 798,366.60 and 332,401.20

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Solution

The fourth proportional to 531,855.60, 798,366.60 and 332,401.20 is: 498,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,855.60 : 798,366.60 = 332,401.20 : x
  2. Step 2: Convert to fraction form
    531,855.60/798,366.60 = 332,401.20/x
  3. Step 3: Cross multiply
    531,855.60x = 798,366.60 × 332,401.20
  4. Step 4: Simplify right side
    531,855.60x = 265,378,015,879.92
  5. Step 5: Solve for x
    x = 265,378,015,879.92/531,855.60
  6. Step 6: Final answer
    x = 498,966.29

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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.