Home / 448,822.08-672,591.60-329,557.68

Finding the Fourth Proportional to 448,822.08, 672,591.60 and 329,557.68

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Solution

The fourth proportional to 448,822.08, 672,591.60 and 329,557.68 is: 493,865.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,822.08 : 672,591.60 = 329,557.68 : x
  2. Step 2: Convert to fraction form
    448,822.08/672,591.60 = 329,557.68/x
  3. Step 3: Cross multiply
    448,822.08x = 672,591.60 × 329,557.68
  4. Step 4: Simplify right side
    448,822.08x = 221,657,727,283.49
  5. Step 5: Solve for x
    x = 221,657,727,283.49/448,822.08
  6. Step 6: Final answer
    x = 493,865.47

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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.