Finding the Fourth Proportional to 533,862.36, 736,409.88 and 352,574.64
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Solution
The fourth proportional to 533,862.36, 736,409.88 and 352,574.64 is: 486,341.55
Step by Step Solution
- Step 1: Write the proportion equation
533,862.36 : 736,409.88 = 352,574.64 : x - Step 2: Convert to fraction form
533,862.36/736,409.88 = 352,574.64/x - Step 3: Cross multiply
533,862.36x = 736,409.88 × 352,574.64 - Step 4: Simplify right side
533,862.36x = 259,639,448,333.44 - Step 5: Solve for x
x = 259,639,448,333.44/533,862.36 - Step 6: Final answer
x = 486,341.55
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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.