Home / 762,813.06-1,052,886.24-476,160.54

Finding the Fourth Proportional to 762,813.06, 1,052,886.24 and 476,160.54

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Solution

The fourth proportional to 762,813.06, 1,052,886.24 and 476,160.54 is: 657,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,813.06 : 1,052,886.24 = 476,160.54 : x
  2. Step 2: Convert to fraction form
    762,813.06/1,052,886.24 = 476,160.54/x
  3. Step 3: Cross multiply
    762,813.06x = 1,052,886.24 × 476,160.54
  4. Step 4: Simplify right side
    762,813.06x = 501,342,880,596.97
  5. Step 5: Solve for x
    x = 501,342,880,596.97/762,813.06
  6. Step 6: Final answer
    x = 657,229.02

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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.