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Finding the Fourth Proportional to 395,257.69, 592,902.93 and 114,774.94

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Solution

The fourth proportional to 395,257.69, 592,902.93 and 114,774.94 is: 172,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,257.69 : 592,902.93 = 114,774.94 : x
  2. Step 2: Convert to fraction form
    395,257.69/592,902.93 = 114,774.94/x
  3. Step 3: Cross multiply
    395,257.69x = 592,902.93 × 114,774.94
  4. Step 4: Simplify right side
    395,257.69x = 68,050,398,216.57
  5. Step 5: Solve for x
    x = 68,050,398,216.57/395,257.69
  6. Step 6: Final answer
    x = 172,167.17

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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.