Home / 589,103.88-812,822.22-347,367.48

Finding the Fourth Proportional to 589,103.88, 812,822.22 and 347,367.48

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Solution

The fourth proportional to 589,103.88, 812,822.22 and 347,367.48 is: 479,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,103.88 : 812,822.22 = 347,367.48 : x
  2. Step 2: Convert to fraction form
    589,103.88/812,822.22 = 347,367.48/x
  3. Step 3: Cross multiply
    589,103.88x = 812,822.22 × 347,367.48
  4. Step 4: Simplify right side
    589,103.88x = 282,348,006,249.41
  5. Step 5: Solve for x
    x = 282,348,006,249.41/589,103.88
  6. Step 6: Final answer
    x = 479,283.90

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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.