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Finding the Fourth Proportional to 366,931.18, 550,396.77 and 335,930.45

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Solution

The fourth proportional to 366,931.18, 550,396.77 and 335,930.45 is: 503,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,931.18 : 550,396.77 = 335,930.45 : x
  2. Step 2: Convert to fraction form
    366,931.18/550,396.77 = 335,930.45/x
  3. Step 3: Cross multiply
    366,931.18x = 550,396.77 × 335,930.45
  4. Step 4: Simplify right side
    366,931.18x = 184,895,034,624.65
  5. Step 5: Solve for x
    x = 184,895,034,624.65/366,931.18
  6. Step 6: Final answer
    x = 503,895.68

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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.