Home / 579,408.00-869,497.64-238,131.31

Finding the Fourth Proportional to 579,408.00, 869,497.64 and 238,131.31

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Solution

The fourth proportional to 579,408.00, 869,497.64 and 238,131.31 is: 357,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,408.00 : 869,497.64 = 238,131.31 : x
  2. Step 2: Convert to fraction form
    579,408.00/869,497.64 = 238,131.31/x
  3. Step 3: Cross multiply
    579,408.00x = 869,497.64 × 238,131.31
  4. Step 4: Simplify right side
    579,408.00x = 207,054,611,214.01
  5. Step 5: Solve for x
    x = 207,054,611,214.01/579,408.00
  6. Step 6: Final answer
    x = 357,355.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.