Finding the Fourth Proportional to 431,988.08, 648,271.36 and 179,268.84
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Solution
The fourth proportional to 431,988.08, 648,271.36 and 179,268.84 is: 269,023.29
Step by Step Solution
- Step 1: Write the proportion equation
431,988.08 : 648,271.36 = 179,268.84 : x - Step 2: Convert to fraction form
431,988.08/648,271.36 = 179,268.84/x - Step 3: Cross multiply
431,988.08x = 648,271.36 × 179,268.84 - Step 4: Simplify right side
431,988.08x = 116,214,854,712.42 - Step 5: Solve for x
x = 116,214,854,712.42/431,988.08 - Step 6: Final answer
x = 269,023.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.