Finding the Fourth Proportional to 900,079.18, 1,241,524.02 and 577,277.98
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Solution
The fourth proportional to 900,079.18, 1,241,524.02 and 577,277.98 is: 796,268.26
Step by Step Solution
- Step 1: Write the proportion equation
900,079.18 : 1,241,524.02 = 577,277.98 : x - Step 2: Convert to fraction form
900,079.18/1,241,524.02 = 577,277.98/x - Step 3: Cross multiply
900,079.18x = 1,241,524.02 × 577,277.98 - Step 4: Simplify right side
900,079.18x = 716,704,478,387.08 - Step 5: Solve for x
x = 716,704,478,387.08/900,079.18 - Step 6: Final answer
x = 796,268.26
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1.5x scale
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.