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Finding the Fourth Proportional to 380,910.34, 525,506.70 and 244,922.68

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Solution

The fourth proportional to 380,910.34, 525,506.70 and 244,922.68 is: 337,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,910.34 : 525,506.70 = 244,922.68 : x
  2. Step 2: Convert to fraction form
    380,910.34/525,506.70 = 244,922.68/x
  3. Step 3: Cross multiply
    380,910.34x = 525,506.70 × 244,922.68
  4. Step 4: Simplify right side
    380,910.34x = 128,708,509,321.96
  5. Step 5: Solve for x
    x = 128,708,509,321.96/380,910.34
  6. Step 6: Final answer
    x = 337,897.13

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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.