Home / 329,944.80-494,868.60-93,311.40

Finding the Fourth Proportional to 329,944.80, 494,868.60 and 93,311.40

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Solution

The fourth proportional to 329,944.80, 494,868.60 and 93,311.40 is: 139,953.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,944.80 : 494,868.60 = 93,311.40 : x
  2. Step 2: Convert to fraction form
    329,944.80/494,868.60 = 93,311.40/x
  3. Step 3: Cross multiply
    329,944.80x = 494,868.60 × 93,311.40
  4. Step 4: Simplify right side
    329,944.80x = 46,176,881,882.04
  5. Step 5: Solve for x
    x = 46,176,881,882.04/329,944.80
  6. Step 6: Final answer
    x = 139,953.36

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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.