Home / 744,841.48-1,027,702.02-438,930.36

Finding the Fourth Proportional to 744,841.48, 1,027,702.02 and 438,930.36

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Solution

The fourth proportional to 744,841.48, 1,027,702.02 and 438,930.36 is: 605,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,841.48 : 1,027,702.02 = 438,930.36 : x
  2. Step 2: Convert to fraction form
    744,841.48/1,027,702.02 = 438,930.36/x
  3. Step 3: Cross multiply
    744,841.48x = 1,027,702.02 × 438,930.36
  4. Step 4: Simplify right side
    744,841.48x = 451,089,617,611.33
  5. Step 5: Solve for x
    x = 451,089,617,611.33/744,841.48
  6. Step 6: Final answer
    x = 605,618.28

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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.