Finding the Fourth Proportional to 533,855.57, 736,720.75 and 292,138.19
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Solution
The fourth proportional to 533,855.57, 736,720.75 and 292,138.19 is: 403,150.74
Step by Step Solution
- Step 1: Write the proportion equation
533,855.57 : 736,720.75 = 292,138.19 : x - Step 2: Convert to fraction form
533,855.57/736,720.75 = 292,138.19/x - Step 3: Cross multiply
533,855.57x = 736,720.75 × 292,138.19 - Step 4: Simplify right side
533,855.57x = 215,224,265,884.71 - Step 5: Solve for x
x = 215,224,265,884.71/533,855.57 - Step 6: Final answer
x = 403,150.74
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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.