Home / 326,117.97-450,047.43-197,038.53

Finding the Fourth Proportional to 326,117.97, 450,047.43 and 197,038.53

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Solution

The fourth proportional to 326,117.97, 450,047.43 and 197,038.53 is: 271,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,117.97 : 450,047.43 = 197,038.53 : x
  2. Step 2: Convert to fraction form
    326,117.97/450,047.43 = 197,038.53/x
  3. Step 3: Cross multiply
    326,117.97x = 450,047.43 × 197,038.53
  4. Step 4: Simplify right side
    326,117.97x = 88,676,684,037.48
  5. Step 5: Solve for x
    x = 88,676,684,037.48/326,117.97
  6. Step 6: Final answer
    x = 271,915.97

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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.