Home / 384,976.15-577,464.23-104,493.40

Finding the Fourth Proportional to 384,976.15, 577,464.23 and 104,493.40

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Solution

The fourth proportional to 384,976.15, 577,464.23 and 104,493.40 is: 156,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,976.15 : 577,464.23 = 104,493.40 : x
  2. Step 2: Convert to fraction form
    384,976.15/577,464.23 = 104,493.40/x
  3. Step 3: Cross multiply
    384,976.15x = 577,464.23 × 104,493.40
  4. Step 4: Simplify right side
    384,976.15x = 60,341,200,248.62
  5. Step 5: Solve for x
    x = 60,341,200,248.62/384,976.15
  6. Step 6: Final answer
    x = 156,740.10

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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.