Home / 743,573.94-1,026,130.11-404,042.22

Finding the Fourth Proportional to 743,573.94, 1,026,130.11 and 404,042.22

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Solution

The fourth proportional to 743,573.94, 1,026,130.11 and 404,042.22 is: 557,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,573.94 : 1,026,130.11 = 404,042.22 : x
  2. Step 2: Convert to fraction form
    743,573.94/1,026,130.11 = 404,042.22/x
  3. Step 3: Cross multiply
    743,573.94x = 1,026,130.11 × 404,042.22
  4. Step 4: Simplify right side
    743,573.94x = 414,599,887,653.24
  5. Step 5: Solve for x
    x = 414,599,887,653.24/743,573.94
  6. Step 6: Final answer
    x = 557,577.22

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Double scale
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Similar ratio
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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.