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Finding the Fourth Proportional to 341,352.10, 470,870.04 and 198,093.88

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Solution

The fourth proportional to 341,352.10, 470,870.04 and 198,093.88 is: 273,255.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,352.10 : 470,870.04 = 198,093.88 : x
  2. Step 2: Convert to fraction form
    341,352.10/470,870.04 = 198,093.88/x
  3. Step 3: Cross multiply
    341,352.10x = 470,870.04 × 198,093.88
  4. Step 4: Simplify right side
    341,352.10x = 93,276,473,199.36
  5. Step 5: Solve for x
    x = 93,276,473,199.36/341,352.10
  6. Step 6: Final answer
    x = 273,255.89

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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.