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Finding the Fourth Proportional to 333,288.59, 500,007.89 and 105,597.89

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Solution

The fourth proportional to 333,288.59, 500,007.89 and 105,597.89 is: 158,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,288.59 : 500,007.89 = 105,597.89 : x
  2. Step 2: Convert to fraction form
    333,288.59/500,007.89 = 105,597.89/x
  3. Step 3: Cross multiply
    333,288.59x = 500,007.89 × 105,597.89
  4. Step 4: Simplify right side
    333,288.59x = 52,799,780,024.89
  5. Step 5: Solve for x
    x = 52,799,780,024.89/333,288.59
  6. Step 6: Final answer
    x = 158,420.60

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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.