Home / 384,864.90-576,908.55-174,653.70

Finding the Fourth Proportional to 384,864.90, 576,908.55 and 174,653.70

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Solution

The fourth proportional to 384,864.90, 576,908.55 and 174,653.70 is: 261,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,864.90 : 576,908.55 = 174,653.70 : x
  2. Step 2: Convert to fraction form
    384,864.90/576,908.55 = 174,653.70/x
  3. Step 3: Cross multiply
    384,864.90x = 576,908.55 × 174,653.70
  4. Step 4: Simplify right side
    384,864.90x = 100,759,212,819.14
  5. Step 5: Solve for x
    x = 100,759,212,819.14/384,864.90
  6. Step 6: Final answer
    x = 261,804.11

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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.