Finding the Fourth Proportional to 219,652.60, 329,867.70 and 169,853.80
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Solution
The fourth proportional to 219,652.60, 329,867.70 and 169,853.80 is: 255,081.35
Step by Step Solution
- Step 1: Write the proportion equation
219,652.60 : 329,867.70 = 169,853.80 : x - Step 2: Convert to fraction form
219,652.60/329,867.70 = 169,853.80/x - Step 3: Cross multiply
219,652.60x = 329,867.70 × 169,853.80 - Step 4: Simplify right side
219,652.60x = 56,029,282,342.26 - Step 5: Solve for x
x = 56,029,282,342.26/219,652.60 - Step 6: Final answer
x = 255,081.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.