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Finding the Fourth Proportional to 373,071.78, 514,849.98 and 203,316.84

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Solution

The fourth proportional to 373,071.78, 514,849.98 and 203,316.84 is: 280,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,071.78 : 514,849.98 = 203,316.84 : x
  2. Step 2: Convert to fraction form
    373,071.78/514,849.98 = 203,316.84/x
  3. Step 3: Cross multiply
    373,071.78x = 514,849.98 × 203,316.84
  4. Step 4: Simplify right side
    373,071.78x = 104,677,671,007.66
  5. Step 5: Solve for x
    x = 104,677,671,007.66/373,071.78
  6. Step 6: Final answer
    x = 280,583.19

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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.