Finding the Fourth Proportional to 837,948.23, 1,156,760.48 and 536,317.19
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Solution
The fourth proportional to 837,948.23, 1,156,760.48 and 536,317.19 is: 740,368.56
Step by Step Solution
- Step 1: Write the proportion equation
837,948.23 : 1,156,760.48 = 536,317.19 : x - Step 2: Convert to fraction form
837,948.23/1,156,760.48 = 536,317.19/x - Step 3: Cross multiply
837,948.23x = 1,156,760.48 × 536,317.19 - Step 4: Simplify right side
837,948.23x = 620,390,530,346.97 - Step 5: Solve for x
x = 620,390,530,346.97/837,948.23 - Step 6: Final answer
x = 740,368.56
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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.