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Finding the Fourth Proportional to 258,555.66, 356,512.64 and 182,050.31

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Solution

The fourth proportional to 258,555.66, 356,512.64 and 182,050.31 is: 251,022.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,555.66 : 356,512.64 = 182,050.31 : x
  2. Step 2: Convert to fraction form
    258,555.66/356,512.64 = 182,050.31/x
  3. Step 3: Cross multiply
    258,555.66x = 356,512.64 × 182,050.31
  4. Step 4: Simplify right side
    258,555.66x = 64,903,233,938.10
  5. Step 5: Solve for x
    x = 64,903,233,938.10/258,555.66
  6. Step 6: Final answer
    x = 251,022.29

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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.