Home / 414,748.55-621,126.23-236,715.82

Finding the Fourth Proportional to 414,748.55, 621,126.23 and 236,715.82

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Solution

The fourth proportional to 414,748.55, 621,126.23 and 236,715.82 is: 354,504.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,748.55 : 621,126.23 = 236,715.82 : x
  2. Step 2: Convert to fraction form
    414,748.55/621,126.23 = 236,715.82/x
  3. Step 3: Cross multiply
    414,748.55x = 621,126.23 × 236,715.82
  4. Step 4: Simplify right side
    414,748.55x = 147,030,402,121.56
  5. Step 5: Solve for x
    x = 147,030,402,121.56/414,748.55
  6. Step 6: Final answer
    x = 354,504.92

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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.