Home / 389,203.28-583,829.53-164,534.14

Finding the Fourth Proportional to 389,203.28, 583,829.53 and 164,534.14

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Solution

The fourth proportional to 389,203.28, 583,829.53 and 164,534.14 is: 246,811.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,203.28 : 583,829.53 = 164,534.14 : x
  2. Step 2: Convert to fraction form
    389,203.28/583,829.53 = 164,534.14/x
  3. Step 3: Cross multiply
    389,203.28x = 583,829.53 × 164,534.14
  4. Step 4: Simplify right side
    389,203.28x = 96,059,889,625.15
  5. Step 5: Solve for x
    x = 96,059,889,625.15/389,203.28
  6. Step 6: Final answer
    x = 246,811.61

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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.