Home / 297,653.78-446,542.18-97,986.15

Finding the Fourth Proportional to 297,653.78, 446,542.18 and 97,986.15

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Solution

The fourth proportional to 297,653.78, 446,542.18 and 97,986.15 is: 146,999.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,653.78 : 446,542.18 = 97,986.15 : x
  2. Step 2: Convert to fraction form
    297,653.78/446,542.18 = 97,986.15/x
  3. Step 3: Cross multiply
    297,653.78x = 446,542.18 × 97,986.15
  4. Step 4: Simplify right side
    297,653.78x = 43,754,949,030.81
  5. Step 5: Solve for x
    x = 43,754,949,030.81/297,653.78
  6. Step 6: Final answer
    x = 146,999.47

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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.