Home / 905,832.30-1,358,751.69-274,751.58

Finding the Fourth Proportional to 905,832.30, 1,358,751.69 and 274,751.58

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Solution

The fourth proportional to 905,832.30, 1,358,751.69 and 274,751.58 is: 412,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,832.30 : 1,358,751.69 = 274,751.58 : x
  2. Step 2: Convert to fraction form
    905,832.30/1,358,751.69 = 274,751.58/x
  3. Step 3: Cross multiply
    905,832.30x = 1,358,751.69 × 274,751.58
  4. Step 4: Simplify right side
    905,832.30x = 373,319,173,655.17
  5. Step 5: Solve for x
    x = 373,319,173,655.17/905,832.30
  6. Step 6: Final answer
    x = 412,128.35

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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.