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Finding the Fourth Proportional to 373,066.74, 514,832.08 and 203,300.86

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Solution

The fourth proportional to 373,066.74, 514,832.08 and 203,300.86 is: 280,555.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,066.74 : 514,832.08 = 203,300.86 : x
  2. Step 2: Convert to fraction form
    373,066.74/514,832.08 = 203,300.86/x
  3. Step 3: Cross multiply
    373,066.74x = 514,832.08 × 203,300.86
  4. Step 4: Simplify right side
    373,066.74x = 104,665,804,619.59
  5. Step 5: Solve for x
    x = 104,665,804,619.59/373,066.74
  6. Step 6: Final answer
    x = 280,555.18

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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.