Finding the Fourth Proportional to 370,259.87, 555,408.81 and 104,041.13
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Solution
The fourth proportional to 370,259.87, 555,408.81 and 104,041.13 is: 156,067.03
Step by Step Solution
- Step 1: Write the proportion equation
370,259.87 : 555,408.81 = 104,041.13 : x - Step 2: Convert to fraction form
370,259.87/555,408.81 = 104,041.13/x - Step 3: Cross multiply
370,259.87x = 555,408.81 × 104,041.13 - Step 4: Simplify right side
370,259.87x = 57,785,357,427.31 - Step 5: Solve for x
x = 57,785,357,427.31/370,259.87 - Step 6: Final answer
x = 156,067.03
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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.