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Finding the Fourth Proportional to 333,044.24, 499,730.39 and 155,525.45

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Solution

The fourth proportional to 333,044.24, 499,730.39 and 155,525.45 is: 233,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,044.24 : 499,730.39 = 155,525.45 : x
  2. Step 2: Convert to fraction form
    333,044.24/499,730.39 = 155,525.45/x
  3. Step 3: Cross multiply
    333,044.24x = 499,730.39 × 155,525.45
  4. Step 4: Simplify right side
    333,044.24x = 77,720,795,421.57
  5. Step 5: Solve for x
    x = 77,720,795,421.57/333,044.24
  6. Step 6: Final answer
    x = 233,364.78

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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.