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Finding the Fourth Proportional to 464,350.50, 640,810.59 and 270,753.03

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Solution

The fourth proportional to 464,350.50, 640,810.59 and 270,753.03 is: 373,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,350.50 : 640,810.59 = 270,753.03 : x
  2. Step 2: Convert to fraction form
    464,350.50/640,810.59 = 270,753.03/x
  3. Step 3: Cross multiply
    464,350.50x = 640,810.59 × 270,753.03
  4. Step 4: Simplify right side
    464,350.50x = 173,501,408,898.59
  5. Step 5: Solve for x
    x = 173,501,408,898.59/464,350.50
  6. Step 6: Final answer
    x = 373,643.20

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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.