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Finding the Fourth Proportional to 360,590.58, 540,738.25 and 160,774.31

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Solution

The fourth proportional to 360,590.58, 540,738.25 and 160,774.31 is: 241,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,590.58 : 540,738.25 = 160,774.31 : x
  2. Step 2: Convert to fraction form
    360,590.58/540,738.25 = 160,774.31/x
  3. Step 3: Cross multiply
    360,590.58x = 540,738.25 × 160,774.31
  4. Step 4: Simplify right side
    360,590.58x = 86,936,819,984.27
  5. Step 5: Solve for x
    x = 86,936,819,984.27/360,590.58
  6. Step 6: Final answer
    x = 241,095.65

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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.