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Finding the Fourth Proportional to 298,187.34, 446,955.68 and 146,488.82

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Solution

The fourth proportional to 298,187.34, 446,955.68 and 146,488.82 is: 219,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,187.34 : 446,955.68 = 146,488.82 : x
  2. Step 2: Convert to fraction form
    298,187.34/446,955.68 = 146,488.82/x
  3. Step 3: Cross multiply
    298,187.34x = 446,955.68 × 146,488.82
  4. Step 4: Simplify right side
    298,187.34x = 65,474,007,188.28
  5. Step 5: Solve for x
    x = 65,474,007,188.28/298,187.34
  6. Step 6: Final answer
    x = 219,573.40

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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.