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Finding the Fourth Proportional to 333,043.87, 499,729.83 and 155,525.08

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Solution

The fourth proportional to 333,043.87, 499,729.83 and 155,525.08 is: 233,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,043.87 : 499,729.83 = 155,525.08 : x
  2. Step 2: Convert to fraction form
    333,043.87/499,729.83 = 155,525.08/x
  3. Step 3: Cross multiply
    333,043.87x = 499,729.83 × 155,525.08
  4. Step 4: Simplify right side
    333,043.87x = 77,720,520,539.81
  5. Step 5: Solve for x
    x = 77,720,520,539.81/333,043.87
  6. Step 6: Final answer
    x = 233,364.21

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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.