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Finding the Fourth Proportional to 323,184.54, 484,798.95 and 109,865.64

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Solution

The fourth proportional to 323,184.54, 484,798.95 and 109,865.64 is: 164,805.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,184.54 : 484,798.95 = 109,865.64 : x
  2. Step 2: Convert to fraction form
    323,184.54/484,798.95 = 109,865.64/x
  3. Step 3: Cross multiply
    323,184.54x = 484,798.95 × 109,865.64
  4. Step 4: Simplify right side
    323,184.54x = 53,262,746,913.08
  5. Step 5: Solve for x
    x = 53,262,746,913.08/323,184.54
  6. Step 6: Final answer
    x = 164,805.99

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1.5x scale

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.