Finding the Fourth Proportional to 1,016,739.68, 1,403,268.96 and 564,176.48
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Solution
The fourth proportional to 1,016,739.68, 1,403,268.96 and 564,176.48 is: 778,656.88
Step by Step Solution
- Step 1: Write the proportion equation
1,016,739.68 : 1,403,268.96 = 564,176.48 : x - Step 2: Convert to fraction form
1,016,739.68/1,403,268.96 = 564,176.48/x - Step 3: Cross multiply
1,016,739.68x = 1,403,268.96 × 564,176.48 - Step 4: Simplify right side
1,016,739.68x = 791,691,342,346.06 - Step 5: Solve for x
x = 791,691,342,346.06/1,016,739.68 - Step 6: Final answer
x = 778,656.88
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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.