Finding the Fourth Proportional to 732,180.99, 1,010,380.24 and 426,266.17
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Solution
The fourth proportional to 732,180.99, 1,010,380.24 and 426,266.17 is: 588,230.12
Step by Step Solution
- Step 1: Write the proportion equation
732,180.99 : 1,010,380.24 = 426,266.17 : x - Step 2: Convert to fraction form
732,180.99/1,010,380.24 = 426,266.17/x - Step 3: Cross multiply
732,180.99x = 1,010,380.24 × 426,266.17 - Step 4: Simplify right side
732,180.99x = 430,690,913,155.36 - Step 5: Solve for x
x = 430,690,913,155.36/732,180.99 - Step 6: Final answer
x = 588,230.12
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1.5x scale
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.