Finding the Fourth Proportional to 899,303.12, 1,241,616.84 and 577,152.08
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Solution
The fourth proportional to 899,303.12, 1,241,616.84 and 577,152.08 is: 796,841.16
Step by Step Solution
- Step 1: Write the proportion equation
899,303.12 : 1,241,616.84 = 577,152.08 : x - Step 2: Convert to fraction form
899,303.12/1,241,616.84 = 577,152.08/x - Step 3: Cross multiply
899,303.12x = 1,241,616.84 × 577,152.08 - Step 4: Simplify right side
899,303.12x = 716,601,741,769.03 - Step 5: Solve for x
x = 716,601,741,769.03/899,303.12 - Step 6: Final answer
x = 796,841.16
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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.