Home / 651,706.48-899,383.42-361,299.56

Finding the Fourth Proportional to 651,706.48, 899,383.42 and 361,299.56

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Solution

The fourth proportional to 651,706.48, 899,383.42 and 361,299.56 is: 498,609.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,706.48 : 899,383.42 = 361,299.56 : x
  2. Step 2: Convert to fraction form
    651,706.48/899,383.42 = 361,299.56/x
  3. Step 3: Cross multiply
    651,706.48x = 899,383.42 × 361,299.56
  4. Step 4: Simplify right side
    651,706.48x = 324,946,835,428.24
  5. Step 5: Solve for x
    x = 324,946,835,428.24/651,706.48
  6. Step 6: Final answer
    x = 498,609.18

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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.