Home / 379,741.84-524,042.38-214,156.64

Finding the Fourth Proportional to 379,741.84, 524,042.38 and 214,156.64

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Solution

The fourth proportional to 379,741.84, 524,042.38 and 214,156.64 is: 295,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,741.84 : 524,042.38 = 214,156.64 : x
  2. Step 2: Convert to fraction form
    379,741.84/524,042.38 = 214,156.64/x
  3. Step 3: Cross multiply
    379,741.84x = 524,042.38 × 214,156.64
  4. Step 4: Simplify right side
    379,741.84x = 112,227,155,318.40
  5. Step 5: Solve for x
    x = 112,227,155,318.40/379,741.84
  6. Step 6: Final answer
    x = 295,535.40

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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.