Home / 943,364.26-1,301,825.82-513,636.58

Finding the Fourth Proportional to 943,364.26, 1,301,825.82 and 513,636.58

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Solution

The fourth proportional to 943,364.26, 1,301,825.82 and 513,636.58 is: 708,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,364.26 : 1,301,825.82 = 513,636.58 : x
  2. Step 2: Convert to fraction form
    943,364.26/1,301,825.82 = 513,636.58/x
  3. Step 3: Cross multiply
    943,364.26x = 1,301,825.82 × 513,636.58
  4. Step 4: Simplify right side
    943,364.26x = 668,665,361,940.50
  5. Step 5: Solve for x
    x = 668,665,361,940.50/943,364.26
  6. Step 6: Final answer
    x = 708,809.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.