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Finding the Fourth Proportional to 442,201.42, 610,239.98 and 251,225.29

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Solution

The fourth proportional to 442,201.42, 610,239.98 and 251,225.29 is: 346,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,201.42 : 610,239.98 = 251,225.29 : x
  2. Step 2: Convert to fraction form
    442,201.42/610,239.98 = 251,225.29/x
  3. Step 3: Cross multiply
    442,201.42x = 610,239.98 × 251,225.29
  4. Step 4: Simplify right side
    442,201.42x = 153,307,715,047.56
  5. Step 5: Solve for x
    x = 153,307,715,047.56/442,201.42
  6. Step 6: Final answer
    x = 346,692.05

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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.