Home / 762,871.96-1,052,968.98-476,219.44

Finding the Fourth Proportional to 762,871.96, 1,052,968.98 and 476,219.44

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Solution

The fourth proportional to 762,871.96, 1,052,968.98 and 476,219.44 is: 657,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,871.96 : 1,052,968.98 = 476,219.44 : x
  2. Step 2: Convert to fraction form
    762,871.96/1,052,968.98 = 476,219.44/x
  3. Step 3: Cross multiply
    762,871.96x = 1,052,968.98 × 476,219.44
  4. Step 4: Simplify right side
    762,871.96x = 501,444,297,992.97
  5. Step 5: Solve for x
    x = 501,444,297,992.97/762,871.96
  6. Step 6: Final answer
    x = 657,311.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.