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Finding the Fourth Proportional to 734,907.64, 1,101,800.76 and 335,268.93

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Solution

The fourth proportional to 734,907.64, 1,101,800.76 and 335,268.93 is: 502,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,907.64 : 1,101,800.76 = 335,268.93 : x
  2. Step 2: Convert to fraction form
    734,907.64/1,101,800.76 = 335,268.93/x
  3. Step 3: Cross multiply
    734,907.64x = 1,101,800.76 × 335,268.93
  4. Step 4: Simplify right side
    734,907.64x = 369,399,561,878.39
  5. Step 5: Solve for x
    x = 369,399,561,878.39/734,907.64
  6. Step 6: Final answer
    x = 502,647.60

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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.