Finding the Fourth Proportional to 1,029,090.48, 1,543,613.40 and 355,149.12
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Solution
The fourth proportional to 1,029,090.48, 1,543,613.40 and 355,149.12 is: 532,715.98
Step by Step Solution
- Step 1: Write the proportion equation
1,029,090.48 : 1,543,613.40 = 355,149.12 : x - Step 2: Convert to fraction form
1,029,090.48/1,543,613.40 = 355,149.12/x - Step 3: Cross multiply
1,029,090.48x = 1,543,613.40 × 355,149.12 - Step 4: Simplify right side
1,029,090.48x = 548,212,940,630.21 - Step 5: Solve for x
x = 548,212,940,630.21/1,029,090.48 - Step 6: Final answer
x = 532,715.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.