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Finding the Fourth Proportional to 734,416, 1,101,554.88 and 235,784.32

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Solution

The fourth proportional to 734,416, 1,101,554.88 and 235,784.32 is: 353,654.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,416 : 1,101,554.88 = 235,784.32 : x
  2. Step 2: Convert to fraction form
    734,416/1,101,554.88 = 235,784.32/x
  3. Step 3: Cross multiply
    734,416x = 1,101,554.88 × 235,784.32
  4. Step 4: Simplify right side
    734,416x = 259,729,368,323.48
  5. Step 5: Solve for x
    x = 259,729,368,323.48/734,416
  6. Step 6: Final answer
    x = 353,654.29

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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.