Finding the Fourth Proportional to 883,546.08, 1,219,261.56 and 539,956.84
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Solution
The fourth proportional to 883,546.08, 1,219,261.56 and 539,956.84 is: 745,120.86
Step by Step Solution
- Step 1: Write the proportion equation
883,546.08 : 1,219,261.56 = 539,956.84 : x - Step 2: Convert to fraction form
883,546.08/1,219,261.56 = 539,956.84/x - Step 3: Cross multiply
883,546.08x = 1,219,261.56 × 539,956.84 - Step 4: Simplify right side
883,546.08x = 658,348,619,071.07 - Step 5: Solve for x
x = 658,348,619,071.07/883,546.08 - Step 6: Final answer
x = 745,120.86
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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.