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Finding the Fourth Proportional to 552,068.24, 828,277.40 and 197,074.64

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Solution

The fourth proportional to 552,068.24, 828,277.40 and 197,074.64 is: 295,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,068.24 : 828,277.40 = 197,074.64 : x
  2. Step 2: Convert to fraction form
    552,068.24/828,277.40 = 197,074.64/x
  3. Step 3: Cross multiply
    552,068.24x = 828,277.40 × 197,074.64
  4. Step 4: Simplify right side
    552,068.24x = 163,232,470,425.14
  5. Step 5: Solve for x
    x = 163,232,470,425.14/552,068.24
  6. Step 6: Final answer
    x = 295,674.44

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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.