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Finding the Fourth Proportional to 444,733.46, 666,263.13 and 219,830.63

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Solution

The fourth proportional to 444,733.46, 666,263.13 and 219,830.63 is: 329,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,733.46 : 666,263.13 = 219,830.63 : x
  2. Step 2: Convert to fraction form
    444,733.46/666,263.13 = 219,830.63/x
  3. Step 3: Cross multiply
    444,733.46x = 666,263.13 × 219,830.63
  4. Step 4: Simplify right side
    444,733.46x = 146,465,043,613.67
  5. Step 5: Solve for x
    x = 146,465,043,613.67/444,733.46
  6. Step 6: Final answer
    x = 329,332.19

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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.