Finding the Fourth Proportional to 532,938.35, 735,456.88 and 291,220.96
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Solution
The fourth proportional to 532,938.35, 735,456.88 and 291,220.96 is: 401,885.99
Step by Step Solution
- Step 1: Write the proportion equation
532,938.35 : 735,456.88 = 291,220.96 : x - Step 2: Convert to fraction form
532,938.35/735,456.88 = 291,220.96/x - Step 3: Cross multiply
532,938.35x = 735,456.88 × 291,220.96 - Step 4: Simplify right side
532,938.35x = 214,180,456,793.56 - Step 5: Solve for x
x = 214,180,456,793.56/532,938.35 - Step 6: Final answer
x = 401,885.99
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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.