Finding the Fourth Proportional to 862,351, 1,292,545.56 and 524,647.26
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Solution
The fourth proportional to 862,351, 1,292,545.56 and 524,647.26 is: 786,374.09
Step by Step Solution
- Step 1: Write the proportion equation
862,351 : 1,292,545.56 = 524,647.26 : x - Step 2: Convert to fraction form
862,351/1,292,545.56 = 524,647.26/x - Step 3: Cross multiply
862,351x = 1,292,545.56 × 524,647.26 - Step 4: Simplify right side
862,351x = 678,130,486,479.17 - Step 5: Solve for x
x = 678,130,486,479.17/862,351 - Step 6: Final answer
x = 786,374.09
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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.