Home / 358,034-494,090.54-196,890.16

Finding the Fourth Proportional to 358,034, 494,090.54 and 196,890.16

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Solution

The fourth proportional to 358,034, 494,090.54 and 196,890.16 is: 271,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,034 : 494,090.54 = 196,890.16 : x
  2. Step 2: Convert to fraction form
    358,034/494,090.54 = 196,890.16/x
  3. Step 3: Cross multiply
    358,034x = 494,090.54 × 196,890.16
  4. Step 4: Simplify right side
    358,034x = 97,281,565,475.09
  5. Step 5: Solve for x
    x = 97,281,565,475.09/358,034
  6. Step 6: Final answer
    x = 271,710.41

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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.