Home / 326,116.47-450,045.36-197,037.03

Finding the Fourth Proportional to 326,116.47, 450,045.36 and 197,037.03

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Solution

The fourth proportional to 326,116.47, 450,045.36 and 197,037.03 is: 271,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,116.47 : 450,045.36 = 197,037.03 : x
  2. Step 2: Convert to fraction form
    326,116.47/450,045.36 = 197,037.03/x
  3. Step 3: Cross multiply
    326,116.47x = 450,045.36 × 197,037.03
  4. Step 4: Simplify right side
    326,116.47x = 88,675,601,099.68
  5. Step 5: Solve for x
    x = 88,675,601,099.68/326,116.47
  6. Step 6: Final answer
    x = 271,913.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.