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Finding the Fourth Proportional to 235,647.51, 351,870.36 and 229,262.69

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Solution

The fourth proportional to 235,647.51, 351,870.36 and 229,262.69 is: 342,336.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,647.51 : 351,870.36 = 229,262.69 : x
  2. Step 2: Convert to fraction form
    235,647.51/351,870.36 = 229,262.69/x
  3. Step 3: Cross multiply
    235,647.51x = 351,870.36 × 229,262.69
  4. Step 4: Simplify right side
    235,647.51x = 80,670,743,505.52
  5. Step 5: Solve for x
    x = 80,670,743,505.52/235,647.51
  6. Step 6: Final answer
    x = 342,336.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.