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Finding the Fourth Proportional to 356,450.36, 534,708.40 and 116,565.52

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Solution

The fourth proportional to 356,450.36, 534,708.40 and 116,565.52 is: 174,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,450.36 : 534,708.40 = 116,565.52 : x
  2. Step 2: Convert to fraction form
    356,450.36/534,708.40 = 116,565.52/x
  3. Step 3: Cross multiply
    356,450.36x = 534,708.40 × 116,565.52
  4. Step 4: Simplify right side
    356,450.36x = 62,328,562,694.37
  5. Step 5: Solve for x
    x = 62,328,562,694.37/356,450.36
  6. Step 6: Final answer
    x = 174,859.03

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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.