Home / 743,799.16-1,026,454.44-404,268.22

Finding the Fourth Proportional to 743,799.16, 1,026,454.44 and 404,268.22

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Solution

The fourth proportional to 743,799.16, 1,026,454.44 and 404,268.22 is: 557,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,799.16 : 1,026,454.44 = 404,268.22 : x
  2. Step 2: Convert to fraction form
    743,799.16/1,026,454.44 = 404,268.22/x
  3. Step 3: Cross multiply
    743,799.16x = 1,026,454.44 × 404,268.22
  4. Step 4: Simplify right side
    743,799.16x = 414,962,909,369.90
  5. Step 5: Solve for x
    x = 414,962,909,369.90/743,799.16
  6. Step 6: Final answer
    x = 557,896.45

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1.5x scale

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.