Finding the Fourth Proportional to 771,024.40, 1,064,496.66 and 495,493.99
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Solution
The fourth proportional to 771,024.40, 1,064,496.66 and 495,493.99 is: 684,092.09
Step by Step Solution
- Step 1: Write the proportion equation
771,024.40 : 1,064,496.66 = 495,493.99 : x - Step 2: Convert to fraction form
771,024.40/1,064,496.66 = 495,493.99/x - Step 3: Cross multiply
771,024.40x = 1,064,496.66 × 495,493.99 - Step 4: Simplify right side
771,024.40x = 527,451,692,082.59 - Step 5: Solve for x
x = 527,451,692,082.59/771,024.40 - Step 6: Final answer
x = 684,092.09
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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.