Finding the Fourth Proportional to 533,361.19, 736,038.37 and 291,643.92
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Solution
The fourth proportional to 533,361.19, 736,038.37 and 291,643.92 is: 402,468.57
Step by Step Solution
- Step 1: Write the proportion equation
533,361.19 : 736,038.37 = 291,643.92 : x - Step 2: Convert to fraction form
533,361.19/736,038.37 = 291,643.92/x - Step 3: Cross multiply
533,361.19x = 736,038.37 × 291,643.92 - Step 4: Simplify right side
533,361.19x = 214,661,115,497.21 - Step 5: Solve for x
x = 214,661,115,497.21/533,361.19 - Step 6: Final answer
x = 402,468.57
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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.