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Finding the Fourth Proportional to 333,289.16, 499,985.58 and 108,597.32

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Solution

The fourth proportional to 333,289.16, 499,985.58 and 108,597.32 is: 162,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,289.16 : 499,985.58 = 108,597.32 : x
  2. Step 2: Convert to fraction form
    333,289.16/499,985.58 = 108,597.32/x
  3. Step 3: Cross multiply
    333,289.16x = 499,985.58 × 108,597.32
  4. Step 4: Simplify right side
    333,289.16x = 54,297,094,026.65
  5. Step 5: Solve for x
    x = 54,297,094,026.65/333,289.16
  6. Step 6: Final answer
    x = 162,912.87

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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.