Home / 384,949.45-577,414.46-104,459.41

Finding the Fourth Proportional to 384,949.45, 577,414.46 and 104,459.41

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Solution

The fourth proportional to 384,949.45, 577,414.46 and 104,459.41 is: 156,686.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,949.45 : 577,414.46 = 104,459.41 : x
  2. Step 2: Convert to fraction form
    384,949.45/577,414.46 = 104,459.41/x
  3. Step 3: Cross multiply
    384,949.45x = 577,414.46 × 104,459.41
  4. Step 4: Simplify right side
    384,949.45x = 60,316,373,817.07
  5. Step 5: Solve for x
    x = 60,316,373,817.07/384,949.45
  6. Step 6: Final answer
    x = 156,686.48

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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.