Home / 358,221.04-494,339.63-197,066.48

Finding the Fourth Proportional to 358,221.04, 494,339.63 and 197,066.48

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Solution

The fourth proportional to 358,221.04, 494,339.63 and 197,066.48 is: 271,948.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,221.04 : 494,339.63 = 197,066.48 : x
  2. Step 2: Convert to fraction form
    358,221.04/494,339.63 = 197,066.48/x
  3. Step 3: Cross multiply
    358,221.04x = 494,339.63 × 197,066.48
  4. Step 4: Simplify right side
    358,221.04x = 97,417,767,351.57
  5. Step 5: Solve for x
    x = 97,417,767,351.57/358,221.04
  6. Step 6: Final answer
    x = 271,948.76

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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.