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Finding the Fourth Proportional to 333,045.75, 499,732.65 and 155,526.96

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Solution

The fourth proportional to 333,045.75, 499,732.65 and 155,526.96 is: 233,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,045.75 : 499,732.65 = 155,526.96 : x
  2. Step 2: Convert to fraction form
    333,045.75/499,732.65 = 155,526.96/x
  3. Step 3: Cross multiply
    333,045.75x = 499,732.65 × 155,526.96
  4. Step 4: Simplify right side
    333,045.75x = 77,721,899,867.24
  5. Step 5: Solve for x
    x = 77,721,899,867.24/333,045.75
  6. Step 6: Final answer
    x = 233,367.04

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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.