Finding the Fourth Proportional to 329,617.08, 454,888.98 and 208,714.32
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Solution
The fourth proportional to 329,617.08, 454,888.98 and 208,714.32 is: 288,036.79
Step by Step Solution
- Step 1: Write the proportion equation
329,617.08 : 454,888.98 = 208,714.32 : x - Step 2: Convert to fraction form
329,617.08/454,888.98 = 208,714.32/x - Step 3: Cross multiply
329,617.08x = 454,888.98 × 208,714.32 - Step 4: Simplify right side
329,617.08x = 94,941,844,136.19 - Step 5: Solve for x
x = 94,941,844,136.19/329,617.08 - Step 6: Final answer
x = 288,036.79
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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.