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Finding the Fourth Proportional to 235,562.40, 352,479.60 and 173,354.40

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Solution

The fourth proportional to 235,562.40, 352,479.60 and 173,354.40 is: 259,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,562.40 : 352,479.60 = 173,354.40 : x
  2. Step 2: Convert to fraction form
    235,562.40/352,479.60 = 173,354.40/x
  3. Step 3: Cross multiply
    235,562.40x = 352,479.60 × 173,354.40
  4. Step 4: Simplify right side
    235,562.40x = 61,103,889,570.24
  5. Step 5: Solve for x
    x = 61,103,889,570.24/235,562.40
  6. Step 6: Final answer
    x = 259,395.77

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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.