Home / 384,727.86-530,933.13-214,961.58

Finding the Fourth Proportional to 384,727.86, 530,933.13 and 214,961.58

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Solution

The fourth proportional to 384,727.86, 530,933.13 and 214,961.58 is: 296,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,727.86 : 530,933.13 = 214,961.58 : x
  2. Step 2: Convert to fraction form
    384,727.86/530,933.13 = 214,961.58/x
  3. Step 3: Cross multiply
    384,727.86x = 530,933.13 × 214,961.58
  4. Step 4: Simplify right side
    384,727.86x = 114,130,224,499.15
  5. Step 5: Solve for x
    x = 114,130,224,499.15/384,727.86
  6. Step 6: Final answer
    x = 296,651.83

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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.