Home / 884,112.80-1,326,860.40-410,856.80

Finding the Fourth Proportional to 884,112.80, 1,326,860.40 and 410,856.80

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Solution

The fourth proportional to 884,112.80, 1,326,860.40 and 410,856.80 is: 616,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,112.80 : 1,326,860.40 = 410,856.80 : x
  2. Step 2: Convert to fraction form
    884,112.80/1,326,860.40 = 410,856.80/x
  3. Step 3: Cross multiply
    884,112.80x = 1,326,860.40 × 410,856.80
  4. Step 4: Simplify right side
    884,112.80x = 545,149,617,990.72
  5. Step 5: Solve for x
    x = 545,149,617,990.72/884,112.80
  6. Step 6: Final answer
    x = 616,606.41

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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.