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Finding the Fourth Proportional to 333,053.86, 499,744.80 and 155,535.10

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Solution

The fourth proportional to 333,053.86, 499,744.80 and 155,535.10 is: 233,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,053.86 : 499,744.80 = 155,535.10 : x
  2. Step 2: Convert to fraction form
    333,053.86/499,744.80 = 155,535.10/x
  3. Step 3: Cross multiply
    333,053.86x = 499,744.80 × 155,535.10
  4. Step 4: Simplify right side
    333,053.86x = 77,727,857,442.48
  5. Step 5: Solve for x
    x = 77,727,857,442.48/333,053.86
  6. Step 6: Final answer
    x = 233,379.24

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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.