Home / 743,571.92-1,026,135.74-404,040.16

Finding the Fourth Proportional to 743,571.92, 1,026,135.74 and 404,040.16

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Solution

The fourth proportional to 743,571.92, 1,026,135.74 and 404,040.16 is: 557,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,571.92 : 1,026,135.74 = 404,040.16 : x
  2. Step 2: Convert to fraction form
    743,571.92/1,026,135.74 = 404,040.16/x
  3. Step 3: Cross multiply
    743,571.92x = 1,026,135.74 × 404,040.16
  4. Step 4: Simplify right side
    743,571.92x = 414,600,048,571.32
  5. Step 5: Solve for x
    x = 414,600,048,571.32/743,571.92
  6. Step 6: Final answer
    x = 557,578.95

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Double scale
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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.