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Finding the Fourth Proportional to 332,607.80, 498,911.70 and 226,319.60

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Solution

The fourth proportional to 332,607.80, 498,911.70 and 226,319.60 is: 339,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,607.80 : 498,911.70 = 226,319.60 : x
  2. Step 2: Convert to fraction form
    332,607.80/498,911.70 = 226,319.60/x
  3. Step 3: Cross multiply
    332,607.80x = 498,911.70 × 226,319.60
  4. Step 4: Simplify right side
    332,607.80x = 112,913,496,379.32
  5. Step 5: Solve for x
    x = 112,913,496,379.32/332,607.80
  6. Step 6: Final answer
    x = 339,479.40

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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.