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Finding the Fourth Proportional to 297,568.68, 446,303.76 and 97,891.56

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Solution

The fourth proportional to 297,568.68, 446,303.76 and 97,891.56 is: 146,821.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,568.68 : 446,303.76 = 97,891.56 : x
  2. Step 2: Convert to fraction form
    297,568.68/446,303.76 = 97,891.56/x
  3. Step 3: Cross multiply
    297,568.68x = 446,303.76 × 97,891.56
  4. Step 4: Simplify right side
    297,568.68x = 43,689,371,300.27
  5. Step 5: Solve for x
    x = 43,689,371,300.27/297,568.68
  6. Step 6: Final answer
    x = 146,821.13

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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.