Finding the Fourth Proportional to 838,244.81, 1,156,745.62 and 475,647.01
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Solution
The fourth proportional to 838,244.81, 1,156,745.62 and 475,647.01 is: 656,374.59
Step by Step Solution
- Step 1: Write the proportion equation
838,244.81 : 1,156,745.62 = 475,647.01 : x - Step 2: Convert to fraction form
838,244.81/1,156,745.62 = 475,647.01/x - Step 3: Cross multiply
838,244.81x = 1,156,745.62 × 475,647.01 - Step 4: Simplify right side
838,244.81x = 550,202,595,483.60 - Step 5: Solve for x
x = 550,202,595,483.60/838,244.81 - Step 6: Final answer
x = 656,374.59
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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.