Finding the Fourth Proportional to 514,132.02, 770,193.63 and 354,179.70
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Solution
The fourth proportional to 514,132.02, 770,193.63 and 354,179.70 is: 530,577.63
Step by Step Solution
- Step 1: Write the proportion equation
514,132.02 : 770,193.63 = 354,179.70 : x - Step 2: Convert to fraction form
514,132.02/770,193.63 = 354,179.70/x - Step 3: Cross multiply
514,132.02x = 770,193.63 × 354,179.70 - Step 4: Simplify right side
514,132.02x = 272,786,948,815.31 - Step 5: Solve for x
x = 272,786,948,815.31/514,132.02 - Step 6: Final answer
x = 530,577.63
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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.