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Finding the Fourth Proportional to 448,549.64, 672,602.93 and 164,025.71

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Solution

The fourth proportional to 448,549.64, 672,602.93 and 164,025.71 is: 245,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,549.64 : 672,602.93 = 164,025.71 : x
  2. Step 2: Convert to fraction form
    448,549.64/672,602.93 = 164,025.71/x
  3. Step 3: Cross multiply
    448,549.64x = 672,602.93 × 164,025.71
  4. Step 4: Simplify right side
    448,549.64x = 110,324,168,958.19
  5. Step 5: Solve for x
    x = 110,324,168,958.19/448,549.64
  6. Step 6: Final answer
    x = 245,957.55

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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.