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Finding the Fourth Proportional to 448,149.64, 672,289.98 and 163,854.04

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Solution

The fourth proportional to 448,149.64, 672,289.98 and 163,854.04 is: 245,805.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,149.64 : 672,289.98 = 163,854.04 : x
  2. Step 2: Convert to fraction form
    448,149.64/672,289.98 = 163,854.04/x
  3. Step 3: Cross multiply
    448,149.64x = 672,289.98 × 163,854.04
  4. Step 4: Simplify right side
    448,149.64x = 110,157,429,274.52
  5. Step 5: Solve for x
    x = 110,157,429,274.52/448,149.64
  6. Step 6: Final answer
    x = 245,805.02

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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.