Home / 807,544.08-1,211,526.38-302,144.58

Finding the Fourth Proportional to 807,544.08, 1,211,526.38 and 302,144.58

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Solution

The fourth proportional to 807,544.08, 1,211,526.38 and 302,144.58 is: 453,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,544.08 : 1,211,526.38 = 302,144.58 : x
  2. Step 2: Convert to fraction form
    807,544.08/1,211,526.38 = 302,144.58/x
  3. Step 3: Cross multiply
    807,544.08x = 1,211,526.38 × 302,144.58
  4. Step 4: Simplify right side
    807,544.08x = 366,056,129,999.38
  5. Step 5: Solve for x
    x = 366,056,129,999.38/807,544.08
  6. Step 6: Final answer
    x = 453,295.54

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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.