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Finding the Fourth Proportional to 357,090.37, 492,768.15 and 195,941.41

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Solution

The fourth proportional to 357,090.37, 492,768.15 and 195,941.41 is: 270,390.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,090.37 : 492,768.15 = 195,941.41 : x
  2. Step 2: Convert to fraction form
    357,090.37/492,768.15 = 195,941.41/x
  3. Step 3: Cross multiply
    357,090.37x = 492,768.15 × 195,941.41
  4. Step 4: Simplify right side
    357,090.37x = 96,553,685,134.38
  5. Step 5: Solve for x
    x = 96,553,685,134.38/357,090.37
  6. Step 6: Final answer
    x = 270,390.06

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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.