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Finding the Fourth Proportional to 333,678.51, 500,566.59 and 96,990.44

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Solution

The fourth proportional to 333,678.51, 500,566.59 and 96,990.44 is: 145,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,678.51 : 500,566.59 = 96,990.44 : x
  2. Step 2: Convert to fraction form
    333,678.51/500,566.59 = 96,990.44/x
  3. Step 3: Cross multiply
    333,678.51x = 500,566.59 × 96,990.44
  4. Step 4: Simplify right side
    333,678.51x = 48,550,171,310.57
  5. Step 5: Solve for x
    x = 48,550,171,310.57/333,678.51
  6. Step 6: Final answer
    x = 145,499.84

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1.5x scale

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.