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Finding the Fourth Proportional to 336,645.75, 464,580.87 and 185,752.47

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Solution

The fourth proportional to 336,645.75, 464,580.87 and 185,752.47 is: 256,343.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,645.75 : 464,580.87 = 185,752.47 : x
  2. Step 2: Convert to fraction form
    336,645.75/464,580.87 = 185,752.47/x
  3. Step 3: Cross multiply
    336,645.75x = 464,580.87 × 185,752.47
  4. Step 4: Simplify right side
    336,645.75x = 86,297,044,117.25
  5. Step 5: Solve for x
    x = 86,297,044,117.25/336,645.75
  6. Step 6: Final answer
    x = 256,343.78

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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.