Home / 884,151.45-1,326,485.93-285,100.47

Finding the Fourth Proportional to 884,151.45, 1,326,485.93 and 285,100.47

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Solution

The fourth proportional to 884,151.45, 1,326,485.93 and 285,100.47 is: 427,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,151.45 : 1,326,485.93 = 285,100.47 : x
  2. Step 2: Convert to fraction form
    884,151.45/1,326,485.93 = 285,100.47/x
  3. Step 3: Cross multiply
    884,151.45x = 1,326,485.93 × 285,100.47
  4. Step 4: Simplify right side
    884,151.45x = 378,181,760,665.89
  5. Step 5: Solve for x
    x = 378,181,760,665.89/884,151.45
  6. Step 6: Final answer
    x = 427,734.14

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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.