Finding the Fourth Proportional to 328,636.08, 453,522.20 and 185,395.68
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Solution
The fourth proportional to 328,636.08, 453,522.20 and 185,395.68 is: 255,848.53
Step by Step Solution
- Step 1: Write the proportion equation
328,636.08 : 453,522.20 = 185,395.68 : x - Step 2: Convert to fraction form
328,636.08/453,522.20 = 185,395.68/x - Step 3: Cross multiply
328,636.08x = 453,522.20 × 185,395.68 - Step 4: Simplify right side
328,636.08x = 84,081,056,664.10 - Step 5: Solve for x
x = 84,081,056,664.10/328,636.08 - Step 6: Final answer
x = 255,848.53
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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.