Home / 884,276.68-1,326,673.36-285,224.57

Finding the Fourth Proportional to 884,276.68, 1,326,673.36 and 285,224.57

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Solution

The fourth proportional to 884,276.68, 1,326,673.36 and 285,224.57 is: 427,920.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,276.68 : 1,326,673.36 = 285,224.57 : x
  2. Step 2: Convert to fraction form
    884,276.68/1,326,673.36 = 285,224.57/x
  3. Step 3: Cross multiply
    884,276.68x = 1,326,673.36 × 285,224.57
  4. Step 4: Simplify right side
    884,276.68x = 378,399,841,240.08
  5. Step 5: Solve for x
    x = 378,399,841,240.08/884,276.68
  6. Step 6: Final answer
    x = 427,920.19

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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.