Finding the Fourth Proportional to 758,175.20, 1,045,903.68 and 452,035.68
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Solution
The fourth proportional to 758,175.20, 1,045,903.68 and 452,035.68 is: 623,583.81
Step by Step Solution
- Step 1: Write the proportion equation
758,175.20 : 1,045,903.68 = 452,035.68 : x - Step 2: Convert to fraction form
758,175.20/1,045,903.68 = 452,035.68/x - Step 3: Cross multiply
758,175.20x = 1,045,903.68 × 452,035.68 - Step 4: Simplify right side
758,175.20x = 472,785,781,203.30 - Step 5: Solve for x
x = 472,785,781,203.30/758,175.20 - Step 6: Final answer
x = 623,583.81
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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.