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Finding the Fourth Proportional to 322,856.03, 484,300.45 and 109,649.04

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Solution

The fourth proportional to 322,856.03, 484,300.45 and 109,649.04 is: 164,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,856.03 : 484,300.45 = 109,649.04 : x
  2. Step 2: Convert to fraction form
    322,856.03/484,300.45 = 109,649.04/x
  3. Step 3: Cross multiply
    322,856.03x = 484,300.45 × 109,649.04
  4. Step 4: Simplify right side
    322,856.03x = 53,103,080,459.19
  5. Step 5: Solve for x
    x = 53,103,080,459.19/322,856.03
  6. Step 6: Final answer
    x = 164,479.14

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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.