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Finding the Fourth Proportional to 501,075.11, 751,777.61 and 333,255.67

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Solution

The fourth proportional to 501,075.11, 751,777.61 and 333,255.67 is: 499,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,075.11 : 751,777.61 = 333,255.67 : x
  2. Step 2: Convert to fraction form
    501,075.11/751,777.61 = 333,255.67/x
  3. Step 3: Cross multiply
    501,075.11x = 751,777.61 × 333,255.67
  4. Step 4: Simplify right side
    501,075.11x = 250,534,147,565.83
  5. Step 5: Solve for x
    x = 250,534,147,565.83/501,075.11
  6. Step 6: Final answer
    x = 499,993.20

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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.