Home / 891,922.38-1,230,770.43-529,283.58

Finding the Fourth Proportional to 891,922.38, 1,230,770.43 and 529,283.58

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Solution

The fourth proportional to 891,922.38, 1,230,770.43 and 529,283.58 is: 730,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,922.38 : 1,230,770.43 = 529,283.58 : x
  2. Step 2: Convert to fraction form
    891,922.38/1,230,770.43 = 529,283.58/x
  3. Step 3: Cross multiply
    891,922.38x = 1,230,770.43 × 529,283.58
  4. Step 4: Simplify right side
    891,922.38x = 651,426,579,348.54
  5. Step 5: Solve for x
    x = 651,426,579,348.54/891,922.38
  6. Step 6: Final answer
    x = 730,362.41

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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.