Finding the Fourth Proportional to 995,750.64, 1,374,081.84 and 565,971.12
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Solution
The fourth proportional to 995,750.64, 1,374,081.84 and 565,971.12 is: 781,009.43
Step by Step Solution
- Step 1: Write the proportion equation
995,750.64 : 1,374,081.84 = 565,971.12 : x - Step 2: Convert to fraction form
995,750.64/1,374,081.84 = 565,971.12/x - Step 3: Cross multiply
995,750.64x = 1,374,081.84 × 565,971.12 - Step 4: Simplify right side
995,750.64x = 777,690,637,956.46 - Step 5: Solve for x
x = 777,690,637,956.46/995,750.64 - Step 6: Final answer
x = 781,009.43
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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.