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Finding the Fourth Proportional to 496,011.33, 743,783.67 and 346,420.53

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Solution

The fourth proportional to 496,011.33, 743,783.67 and 346,420.53 is: 519,467.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,011.33 : 743,783.67 = 346,420.53 : x
  2. Step 2: Convert to fraction form
    496,011.33/743,783.67 = 346,420.53/x
  3. Step 3: Cross multiply
    496,011.33x = 743,783.67 × 346,420.53
  4. Step 4: Simplify right side
    496,011.33x = 257,661,933,166.75
  5. Step 5: Solve for x
    x = 257,661,933,166.75/496,011.33
  6. Step 6: Final answer
    x = 519,467.84

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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.