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Finding the Fourth Proportional to 297,781.83, 446,576.76 and 98,054.67

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Solution

The fourth proportional to 297,781.83, 446,576.76 and 98,054.67 is: 147,050.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,781.83 : 446,576.76 = 98,054.67 : x
  2. Step 2: Convert to fraction form
    297,781.83/446,576.76 = 98,054.67/x
  3. Step 3: Cross multiply
    297,781.83x = 446,576.76 × 98,054.67
  4. Step 4: Simplify right side
    297,781.83x = 43,788,934,598.59
  5. Step 5: Solve for x
    x = 43,788,934,598.59/297,781.83
  6. Step 6: Final answer
    x = 147,050.39

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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.