Home / 358,434.08-494,635.11-197,285.66

Finding the Fourth Proportional to 358,434.08, 494,635.11 and 197,285.66

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Solution

The fourth proportional to 358,434.08, 494,635.11 and 197,285.66 is: 272,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,434.08 : 494,635.11 = 197,285.66 : x
  2. Step 2: Convert to fraction form
    358,434.08/494,635.11 = 197,285.66/x
  3. Step 3: Cross multiply
    358,434.08x = 494,635.11 × 197,285.66
  4. Step 4: Simplify right side
    358,434.08x = 97,584,411,662.35
  5. Step 5: Solve for x
    x = 97,584,411,662.35/358,434.08
  6. Step 6: Final answer
    x = 272,252.05

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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.