Finding the Fourth Proportional to 749,863.94, 1,124,798.97 and 181,244.12
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Solution
The fourth proportional to 749,863.94, 1,124,798.97 and 181,244.12 is: 271,866.92
Step by Step Solution
- Step 1: Write the proportion equation
749,863.94 : 1,124,798.97 = 181,244.12 : x - Step 2: Convert to fraction form
749,863.94/1,124,798.97 = 181,244.12/x - Step 3: Cross multiply
749,863.94x = 1,124,798.97 × 181,244.12 - Step 4: Simplify right side
749,863.94x = 203,863,199,494.56 - Step 5: Solve for x
x = 203,863,199,494.56/749,863.94 - Step 6: Final answer
x = 271,866.92
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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.