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Finding the Fourth Proportional to 336,537.70, 464,430.78 and 183,578.50

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Solution

The fourth proportional to 336,537.70, 464,430.78 and 183,578.50 is: 253,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,537.70 : 464,430.78 = 183,578.50 : x
  2. Step 2: Convert to fraction form
    336,537.70/464,430.78 = 183,578.50/x
  3. Step 3: Cross multiply
    336,537.70x = 464,430.78 × 183,578.50
  4. Step 4: Simplify right side
    336,537.70x = 85,259,505,946.23
  5. Step 5: Solve for x
    x = 85,259,505,946.23/336,537.70
  6. Step 6: Final answer
    x = 253,343.11

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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.