Home / 297,922.60-446,632.14-129,315.40

Finding the Fourth Proportional to 297,922.60, 446,632.14 and 129,315.40

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Solution

The fourth proportional to 297,922.60, 446,632.14 and 129,315.40 is: 193,863.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,922.60 : 446,632.14 = 129,315.40 : x
  2. Step 2: Convert to fraction form
    297,922.60/446,632.14 = 129,315.40/x
  3. Step 3: Cross multiply
    297,922.60x = 446,632.14 × 129,315.40
  4. Step 4: Simplify right side
    297,922.60x = 57,756,413,836.96
  5. Step 5: Solve for x
    x = 57,756,413,836.96/297,922.60
  6. Step 6: Final answer
    x = 193,863.82

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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.