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Finding the Fourth Proportional to 295,600.77, 407,929.04 and 159,634.72

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Solution

The fourth proportional to 295,600.77, 407,929.04 and 159,634.72 is: 220,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,600.77 : 407,929.04 = 159,634.72 : x
  2. Step 2: Convert to fraction form
    295,600.77/407,929.04 = 159,634.72/x
  3. Step 3: Cross multiply
    295,600.77x = 407,929.04 × 159,634.72
  4. Step 4: Simplify right side
    295,600.77x = 65,119,636,993.98
  5. Step 5: Solve for x
    x = 65,119,636,993.98/295,600.77
  6. Step 6: Final answer
    x = 220,295.90

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1.5x scale

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.