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Finding the Third Proportional to 228,349.50 and 347,911.50

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Solution

The third proportional to 228,349.50 and 347,911.50 is: 530,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,349.50 : 347,911.50 = 347,911.50 : x
  2. Step 2: Convert to fraction form
    228,349.50/347,911.50 = 347,911.50/x
  3. Step 3: Cross multiply
    228,349.50x = 347,911.50 × 347,911.50
  4. Step 4: Simplify right side
    228,349.50x = 121,042,411,832.25
  5. Step 5: Solve for x
    x = 121,042,411,832.25/228,349.50
  6. Step 6: Final answer
    x = 530,075.22

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.