Home / 347,875.84-521,214.65-271,944.83

Finding the Fourth Proportional to 347,875.84, 521,214.65 and 271,944.83

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Solution

The fourth proportional to 347,875.84, 521,214.65 and 271,944.83 is: 407,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,875.84 : 521,214.65 = 271,944.83 : x
  2. Step 2: Convert to fraction form
    347,875.84/521,214.65 = 271,944.83/x
  3. Step 3: Cross multiply
    347,875.84x = 521,214.65 × 271,944.83
  4. Step 4: Simplify right side
    347,875.84x = 141,741,629,617.91
  5. Step 5: Solve for x
    x = 141,741,629,617.91/347,875.84
  6. Step 6: Final answer
    x = 407,448.91

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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.