Home / 906,427.56-1,250,878.37-492,968.19

Finding the Fourth Proportional to 906,427.56, 1,250,878.37 and 492,968.19

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Solution

The fourth proportional to 906,427.56, 1,250,878.37 and 492,968.19 is: 680,300.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,427.56 : 1,250,878.37 = 492,968.19 : x
  2. Step 2: Convert to fraction form
    906,427.56/1,250,878.37 = 492,968.19/x
  3. Step 3: Cross multiply
    906,427.56x = 1,250,878.37 × 492,968.19
  4. Step 4: Simplify right side
    906,427.56x = 616,643,245,969.05
  5. Step 5: Solve for x
    x = 616,643,245,969.05/906,427.56
  6. Step 6: Final answer
    x = 680,300.64

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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.