Home / 738,427.02-1,107,837.43-265,116.48

Finding the Fourth Proportional to 738,427.02, 1,107,837.43 and 265,116.48

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Solution

The fourth proportional to 738,427.02, 1,107,837.43 and 265,116.48 is: 397,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,427.02 : 1,107,837.43 = 265,116.48 : x
  2. Step 2: Convert to fraction form
    738,427.02/1,107,837.43 = 265,116.48/x
  3. Step 3: Cross multiply
    738,427.02x = 1,107,837.43 × 265,116.48
  4. Step 4: Simplify right side
    738,427.02x = 293,705,954,314.66
  5. Step 5: Solve for x
    x = 293,705,954,314.66/738,427.02
  6. Step 6: Final answer
    x = 397,745.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.