Home / 692,111.10-1,036,198.35-533,334.90

Finding the Fourth Proportional to 692,111.10, 1,036,198.35 and 533,334.90

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Solution

The fourth proportional to 692,111.10, 1,036,198.35 and 533,334.90 is: 798,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,111.10 : 1,036,198.35 = 533,334.90 : x
  2. Step 2: Convert to fraction form
    692,111.10/1,036,198.35 = 533,334.90/x
  3. Step 3: Cross multiply
    692,111.10x = 1,036,198.35 × 533,334.90
  4. Step 4: Simplify right side
    692,111.10x = 552,640,743,377.42
  5. Step 5: Solve for x
    x = 552,640,743,377.42/692,111.10
  6. Step 6: Final answer
    x = 798,485.59

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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.