Home / 355,942.56-533,913.84-163,797.60

Finding the Fourth Proportional to 355,942.56, 533,913.84 and 163,797.60

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Solution

The fourth proportional to 355,942.56, 533,913.84 and 163,797.60 is: 245,696.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,942.56 : 533,913.84 = 163,797.60 : x
  2. Step 2: Convert to fraction form
    355,942.56/533,913.84 = 163,797.60/x
  3. Step 3: Cross multiply
    355,942.56x = 533,913.84 × 163,797.60
  4. Step 4: Simplify right side
    355,942.56x = 87,453,805,598.78
  5. Step 5: Solve for x
    x = 87,453,805,598.78/355,942.56
  6. Step 6: Final answer
    x = 245,696.40

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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.