Home / 208,534.20-312,801.30-182,290.20

Finding the Fourth Proportional to 208,534.20, 312,801.30 and 182,290.20

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Solution

The fourth proportional to 208,534.20, 312,801.30 and 182,290.20 is: 273,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,534.20 : 312,801.30 = 182,290.20 : x
  2. Step 2: Convert to fraction form
    208,534.20/312,801.30 = 182,290.20/x
  3. Step 3: Cross multiply
    208,534.20x = 312,801.30 × 182,290.20
  4. Step 4: Simplify right side
    208,534.20x = 57,020,611,537.26
  5. Step 5: Solve for x
    x = 57,020,611,537.26/208,534.20
  6. Step 6: Final answer
    x = 273,435.30

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1.5x scale

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.