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Finding the Fourth Proportional to 499,851.60, 749,777.40 and 444,739.20

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Solution

The fourth proportional to 499,851.60, 749,777.40 and 444,739.20 is: 667,108.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,851.60 : 749,777.40 = 444,739.20 : x
  2. Step 2: Convert to fraction form
    499,851.60/749,777.40 = 444,739.20/x
  3. Step 3: Cross multiply
    499,851.60x = 749,777.40 × 444,739.20
  4. Step 4: Simplify right side
    499,851.60x = 333,455,401,054.08
  5. Step 5: Solve for x
    x = 333,455,401,054.08/499,851.60
  6. Step 6: Final answer
    x = 667,108.80

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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.