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Finding the Fourth Proportional to 373,007.96, 514,751.08 and 203,242.10

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Solution

The fourth proportional to 373,007.96, 514,751.08 and 203,242.10 is: 280,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,007.96 : 514,751.08 = 203,242.10 : x
  2. Step 2: Convert to fraction form
    373,007.96/514,751.08 = 203,242.10/x
  3. Step 3: Cross multiply
    373,007.96x = 514,751.08 × 203,242.10
  4. Step 4: Simplify right side
    373,007.96x = 104,619,090,476.47
  5. Step 5: Solve for x
    x = 104,619,090,476.47/373,007.96
  6. Step 6: Final answer
    x = 280,474.15

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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.