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Finding the Fourth Proportional to 366,092.56, 504,852.85 and 285,490.68

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Solution

The fourth proportional to 366,092.56, 504,852.85 and 285,490.68 is: 393,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,092.56 : 504,852.85 = 285,490.68 : x
  2. Step 2: Convert to fraction form
    366,092.56/504,852.85 = 285,490.68/x
  3. Step 3: Cross multiply
    366,092.56x = 504,852.85 × 285,490.68
  4. Step 4: Simplify right side
    366,092.56x = 144,130,781,910.10
  5. Step 5: Solve for x
    x = 144,130,781,910.10/366,092.56
  6. Step 6: Final answer
    x = 393,700.38

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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.