Finding the Fourth Proportional to 854,130.47, 1,282,082.20 and 495,002.99
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Solution
The fourth proportional to 854,130.47, 1,282,082.20 and 495,002.99 is: 743,018.23
Step by Step Solution
- Step 1: Write the proportion equation
854,130.47 : 1,282,082.20 = 495,002.99 : x - Step 2: Convert to fraction form
854,130.47/1,282,082.20 = 495,002.99/x - Step 3: Cross multiply
854,130.47x = 1,282,082.20 × 495,002.99 - Step 4: Simplify right side
854,130.47x = 634,634,513,540.35 - Step 5: Solve for x
x = 634,634,513,540.35/854,130.47 - Step 6: Final answer
x = 743,018.23
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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.