Home / 743,893.04-1,026,573.08-404,361.28

Finding the Fourth Proportional to 743,893.04, 1,026,573.08 and 404,361.28

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Solution

The fourth proportional to 743,893.04, 1,026,573.08 and 404,361.28 is: 558,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,893.04 : 1,026,573.08 = 404,361.28 : x
  2. Step 2: Convert to fraction form
    743,893.04/1,026,573.08 = 404,361.28/x
  3. Step 3: Cross multiply
    743,893.04x = 1,026,573.08 × 404,361.28
  4. Step 4: Simplify right side
    743,893.04x = 415,106,404,642.34
  5. Step 5: Solve for x
    x = 415,106,404,642.34/743,893.04
  6. Step 6: Final answer
    x = 558,018.94

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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.