Home / 501,537.76-692,122.04-286,682.44

Finding the Fourth Proportional to 501,537.76, 692,122.04 and 286,682.44

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Solution

The fourth proportional to 501,537.76, 692,122.04 and 286,682.44 is: 395,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,537.76 : 692,122.04 = 286,682.44 : x
  2. Step 2: Convert to fraction form
    501,537.76/692,122.04 = 286,682.44/x
  3. Step 3: Cross multiply
    501,537.76x = 692,122.04 × 286,682.44
  4. Step 4: Simplify right side
    501,537.76x = 198,419,235,204.98
  5. Step 5: Solve for x
    x = 198,419,235,204.98/501,537.76
  6. Step 6: Final answer
    x = 395,621.73

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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.