Finding the Fourth Proportional to 740,855.36, 1,111,283.04 and 179,886.08
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Solution
The fourth proportional to 740,855.36, 1,111,283.04 and 179,886.08 is: 269,829.12
Step by Step Solution
- Step 1: Write the proportion equation
740,855.36 : 1,111,283.04 = 179,886.08 : x - Step 2: Convert to fraction form
740,855.36/1,111,283.04 = 179,886.08/x - Step 3: Cross multiply
740,855.36x = 1,111,283.04 × 179,886.08 - Step 4: Simplify right side
740,855.36x = 199,904,349,836.08 - Step 5: Solve for x
x = 199,904,349,836.08/740,855.36 - Step 6: Final answer
x = 269,829.12
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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.