Home / 884,153.25-1,326,488.64-285,102.36

Finding the Fourth Proportional to 884,153.25, 1,326,488.64 and 285,102.36

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Solution

The fourth proportional to 884,153.25, 1,326,488.64 and 285,102.36 is: 427,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,153.25 : 1,326,488.64 = 285,102.36 : x
  2. Step 2: Convert to fraction form
    884,153.25/1,326,488.64 = 285,102.36/x
  3. Step 3: Cross multiply
    884,153.25x = 1,326,488.64 × 285,102.36
  4. Step 4: Simplify right side
    884,153.25x = 378,185,041,777.19
  5. Step 5: Solve for x
    x = 378,185,041,777.19/884,153.25
  6. Step 6: Final answer
    x = 427,736.98

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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.