Finding the Fourth Proportional to 211,603.04, 291,648.57 and 201,637.62
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Solution
The fourth proportional to 211,603.04, 291,648.57 and 201,637.62 is: 277,913.42
Step by Step Solution
- Step 1: Write the proportion equation
211,603.04 : 291,648.57 = 201,637.62 : x - Step 2: Convert to fraction form
211,603.04/291,648.57 = 201,637.62/x - Step 3: Cross multiply
211,603.04x = 291,648.57 × 201,637.62 - Step 4: Simplify right side
211,603.04x = 58,807,323,531.20 - Step 5: Solve for x
x = 58,807,323,531.20/211,603.04 - Step 6: Final answer
x = 277,913.42
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1.5x scale
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.