Home / 905,592.24-1,358,434.89-231,679.38

Finding the Fourth Proportional to 905,592.24, 1,358,434.89 and 231,679.38

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Solution

The fourth proportional to 905,592.24, 1,358,434.89 and 231,679.38 is: 347,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,592.24 : 1,358,434.89 = 231,679.38 : x
  2. Step 2: Convert to fraction form
    905,592.24/1,358,434.89 = 231,679.38/x
  3. Step 3: Cross multiply
    905,592.24x = 1,358,434.89 × 231,679.38
  4. Step 4: Simplify right side
    905,592.24x = 314,721,353,085.57
  5. Step 5: Solve for x
    x = 314,721,353,085.57/905,592.24
  6. Step 6: Final answer
    x = 347,530.97

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1.5x scale

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.