Home / 384,518.20-576,777.30-104,035.45

Finding the Fourth Proportional to 384,518.20, 576,777.30 and 104,035.45

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Solution

The fourth proportional to 384,518.20, 576,777.30 and 104,035.45 is: 156,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,518.20 : 576,777.30 = 104,035.45 : x
  2. Step 2: Convert to fraction form
    384,518.20/576,777.30 = 104,035.45/x
  3. Step 3: Cross multiply
    384,518.20x = 576,777.30 × 104,035.45
  4. Step 4: Simplify right side
    384,518.20x = 60,005,285,955.29
  5. Step 5: Solve for x
    x = 60,005,285,955.29/384,518.20
  6. Step 6: Final answer
    x = 156,053.18

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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.