Home / 500,942.46-691,328.88-297,114.06

Finding the Fourth Proportional to 500,942.46, 691,328.88 and 297,114.06

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Solution

The fourth proportional to 500,942.46, 691,328.88 and 297,114.06 is: 410,034.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,942.46 : 691,328.88 = 297,114.06 : x
  2. Step 2: Convert to fraction form
    500,942.46/691,328.88 = 297,114.06/x
  3. Step 3: Cross multiply
    500,942.46x = 691,328.88 × 297,114.06
  4. Step 4: Simplify right side
    500,942.46x = 205,403,530,332.05
  5. Step 5: Solve for x
    x = 205,403,530,332.05/500,942.46
  6. Step 6: Final answer
    x = 410,034.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.