Home / 1,045,350.44-1,442,408.73-615,716.12

Finding the Fourth Proportional to 1,045,350.44, 1,442,408.73 and 615,716.12

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Solution

The fourth proportional to 1,045,350.44, 1,442,408.73 and 615,716.12 is: 849,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,350.44 : 1,442,408.73 = 615,716.12 : x
  2. Step 2: Convert to fraction form
    1,045,350.44/1,442,408.73 = 615,716.12/x
  3. Step 3: Cross multiply
    1,045,350.44x = 1,442,408.73 × 615,716.12
  4. Step 4: Simplify right side
    1,045,350.44x = 888,114,299,477.68
  5. Step 5: Solve for x
    x = 888,114,299,477.68/1,045,350.44
  6. Step 6: Final answer
    x = 849,585.24

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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.