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Finding the Fourth Proportional to 497,068.31, 744,907.46 and 268,871.32

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Solution

The fourth proportional to 497,068.31, 744,907.46 and 268,871.32 is: 402,931.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,068.31 : 744,907.46 = 268,871.32 : x
  2. Step 2: Convert to fraction form
    497,068.31/744,907.46 = 268,871.32/x
  3. Step 3: Cross multiply
    497,068.31x = 744,907.46 × 268,871.32
  4. Step 4: Simplify right side
    497,068.31x = 200,284,250,327.54
  5. Step 5: Solve for x
    x = 200,284,250,327.54/497,068.31
  6. Step 6: Final answer
    x = 402,931.04

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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.