Finding the Fourth Proportional to 573,372.96, 791,205.98 and 315,235.94
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Solution
The fourth proportional to 573,372.96, 791,205.98 and 315,235.94 is: 434,998.82
Step by Step Solution
- Step 1: Write the proportion equation
573,372.96 : 791,205.98 = 315,235.94 : x - Step 2: Convert to fraction form
573,372.96/791,205.98 = 315,235.94/x - Step 3: Cross multiply
573,372.96x = 791,205.98 × 315,235.94 - Step 4: Simplify right side
573,372.96x = 249,416,560,838.92 - Step 5: Solve for x
x = 249,416,560,838.92/573,372.96 - Step 6: Final answer
x = 434,998.82
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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.