Finding the Fourth Proportional to 899,263.12, 1,241,561.64 and 577,112.08
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Solution
The fourth proportional to 899,263.12, 1,241,561.64 and 577,112.08 is: 796,785.95
Step by Step Solution
- Step 1: Write the proportion equation
899,263.12 : 1,241,561.64 = 577,112.08 : x - Step 2: Convert to fraction form
899,263.12/1,241,561.64 = 577,112.08/x - Step 3: Cross multiply
899,263.12x = 1,241,561.64 × 577,112.08 - Step 4: Simplify right side
899,263.12x = 716,520,220,508.61 - Step 5: Solve for x
x = 716,520,220,508.61/899,263.12 - Step 6: Final answer
x = 796,785.95
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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.