Finding the Fourth Proportional to 329,702.43, 455,008.55 and 184,506.99
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Solution
The fourth proportional to 329,702.43, 455,008.55 and 184,506.99 is: 254,630.39
Step by Step Solution
- Step 1: Write the proportion equation
329,702.43 : 455,008.55 = 184,506.99 : x - Step 2: Convert to fraction form
329,702.43/455,008.55 = 184,506.99/x - Step 3: Cross multiply
329,702.43x = 455,008.55 × 184,506.99 - Step 4: Simplify right side
329,702.43x = 83,952,257,062.23 - Step 5: Solve for x
x = 83,952,257,062.23/329,702.43 - Step 6: Final answer
x = 254,630.39
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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.