Home / 449,826.40-620,658.12-268,597

Finding the Fourth Proportional to 449,826.40, 620,658.12 and 268,597

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Solution

The fourth proportional to 449,826.40, 620,658.12 and 268,597 is: 370,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,826.40 : 620,658.12 = 268,597 : x
  2. Step 2: Convert to fraction form
    449,826.40/620,658.12 = 268,597/x
  3. Step 3: Cross multiply
    449,826.40x = 620,658.12 × 268,597
  4. Step 4: Simplify right side
    449,826.40x = 166,706,909,057.64
  5. Step 5: Solve for x
    x = 166,706,909,057.64/449,826.40
  6. Step 6: Final answer
    x = 370,602.77

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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.