Home / 431,905.98-596,026.18-238,315.44

Finding the Fourth Proportional to 431,905.98, 596,026.18 and 238,315.44

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Solution

The fourth proportional to 431,905.98, 596,026.18 and 238,315.44 is: 328,873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,905.98 : 596,026.18 = 238,315.44 : x
  2. Step 2: Convert to fraction form
    431,905.98/596,026.18 = 238,315.44/x
  3. Step 3: Cross multiply
    431,905.98x = 596,026.18 × 238,315.44
  4. Step 4: Simplify right side
    431,905.98x = 142,042,241,338.22
  5. Step 5: Solve for x
    x = 142,042,241,338.22/431,905.98
  6. Step 6: Final answer
    x = 328,873.06

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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.