Finding the Fourth Proportional to 437,812.10, 657,236.55 and 434,701.70
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Solution
The fourth proportional to 437,812.10, 657,236.55 and 434,701.70 is: 652,567.27
Step by Step Solution
- Step 1: Write the proportion equation
437,812.10 : 657,236.55 = 434,701.70 : x - Step 2: Convert to fraction form
437,812.10/657,236.55 = 434,701.70/x - Step 3: Cross multiply
437,812.10x = 657,236.55 × 434,701.70 - Step 4: Simplify right side
437,812.10x = 285,701,845,587.14 - Step 5: Solve for x
x = 285,701,845,587.14/437,812.10 - Step 6: Final answer
x = 652,567.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.