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Finding the Fourth Proportional to 658,308.58, 987,499.74 and 184,957

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Solution

The fourth proportional to 658,308.58, 987,499.74 and 184,957 is: 277,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,308.58 : 987,499.74 = 184,957 : x
  2. Step 2: Convert to fraction form
    658,308.58/987,499.74 = 184,957/x
  3. Step 3: Cross multiply
    658,308.58x = 987,499.74 × 184,957
  4. Step 4: Simplify right side
    658,308.58x = 182,644,989,411.18
  5. Step 5: Solve for x
    x = 182,644,989,411.18/658,308.58
  6. Step 6: Final answer
    x = 277,445.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.