Home / 334,912.24-461,861.58-219,988.72

Finding the Fourth Proportional to 334,912.24, 461,861.58 and 219,988.72

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Solution

The fourth proportional to 334,912.24, 461,861.58 and 219,988.72 is: 303,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,912.24 : 461,861.58 = 219,988.72 : x
  2. Step 2: Convert to fraction form
    334,912.24/461,861.58 = 219,988.72/x
  3. Step 3: Cross multiply
    334,912.24x = 461,861.58 × 219,988.72
  4. Step 4: Simplify right side
    334,912.24x = 101,604,337,801.38
  5. Step 5: Solve for x
    x = 101,604,337,801.38/334,912.24
  6. Step 6: Final answer
    x = 303,376.01

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1.5x scale

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.