Finding the Fourth Proportional to 559,446.30, 837,201.15 and 512,207.10
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Solution
The fourth proportional to 559,446.30, 837,201.15 and 512,207.10 is: 766,508.55
Step by Step Solution
- Step 1: Write the proportion equation
559,446.30 : 837,201.15 = 512,207.10 : x - Step 2: Convert to fraction form
559,446.30/837,201.15 = 512,207.10/x - Step 3: Cross multiply
559,446.30x = 837,201.15 × 512,207.10 - Step 4: Simplify right side
559,446.30x = 428,820,373,158.17 - Step 5: Solve for x
x = 428,820,373,158.17/559,446.30 - Step 6: Final answer
x = 766,508.55
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1.5x scale
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.