Finding the Fourth Proportional to 533,858.19, 736,724.37 and 292,140.81
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Solution
The fourth proportional to 533,858.19, 736,724.37 and 292,140.81 is: 403,154.35
Step by Step Solution
- Step 1: Write the proportion equation
533,858.19 : 736,724.37 = 292,140.81 : x - Step 2: Convert to fraction form
533,858.19/736,724.37 = 292,140.81/x - Step 3: Cross multiply
533,858.19x = 736,724.37 × 292,140.81 - Step 4: Simplify right side
533,858.19x = 215,227,254,198.54 - Step 5: Solve for x
x = 215,227,254,198.54/533,858.19 - Step 6: Final answer
x = 403,154.35
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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.