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Finding the Fourth Proportional to 358,152.44, 494,262.42 and 197,014.28

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Solution

The fourth proportional to 358,152.44, 494,262.42 and 197,014.28 is: 271,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,152.44 : 494,262.42 = 197,014.28 : x
  2. Step 2: Convert to fraction form
    358,152.44/494,262.42 = 197,014.28/x
  3. Step 3: Cross multiply
    358,152.44x = 494,262.42 × 197,014.28
  4. Step 4: Simplify right side
    358,152.44x = 97,376,754,807.36
  5. Step 5: Solve for x
    x = 97,376,754,807.36/358,152.44
  6. Step 6: Final answer
    x = 271,886.34

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1.5x scale

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.