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Finding the Fourth Proportional to 484,808.04, 727,210.08 and 147,847.71

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Solution

The fourth proportional to 484,808.04, 727,210.08 and 147,847.71 is: 221,770.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,808.04 : 727,210.08 = 147,847.71 : x
  2. Step 2: Convert to fraction form
    484,808.04/727,210.08 = 147,847.71/x
  3. Step 3: Cross multiply
    484,808.04x = 727,210.08 × 147,847.71
  4. Step 4: Simplify right side
    484,808.04x = 107,516,345,016.92
  5. Step 5: Solve for x
    x = 107,516,345,016.92/484,808.04
  6. Step 6: Final answer
    x = 221,770.96

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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.