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Finding the Fourth Proportional to 333,045.38, 499,732.08 and 155,526.59

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Solution

The fourth proportional to 333,045.38, 499,732.08 and 155,526.59 is: 233,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,045.38 : 499,732.08 = 155,526.59 : x
  2. Step 2: Convert to fraction form
    333,045.38/499,732.08 = 155,526.59/x
  3. Step 3: Cross multiply
    333,045.38x = 499,732.08 × 155,526.59
  4. Step 4: Simplify right side
    333,045.38x = 77,721,623,817.35
  5. Step 5: Solve for x
    x = 77,721,623,817.35/333,045.38
  6. Step 6: Final answer
    x = 233,366.47

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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.