Finding the Fourth Proportional to 447,965.96, 618,193.85 and 266,684.18
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Solution
The fourth proportional to 447,965.96, 618,193.85 and 266,684.18 is: 368,024.65
Step by Step Solution
- Step 1: Write the proportion equation
447,965.96 : 618,193.85 = 266,684.18 : x - Step 2: Convert to fraction form
447,965.96/618,193.85 = 266,684.18/x - Step 3: Cross multiply
447,965.96x = 618,193.85 × 266,684.18 - Step 4: Simplify right side
447,965.96x = 164,862,515,543.90 - Step 5: Solve for x
x = 164,862,515,543.90/447,965.96 - Step 6: Final answer
x = 368,024.65
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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.