Finding the Fourth Proportional to 328,299.16, 453,088.84 and 190,508.44
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Solution
The fourth proportional to 328,299.16, 453,088.84 and 190,508.44 is: 262,922.54
Step by Step Solution
- Step 1: Write the proportion equation
328,299.16 : 453,088.84 = 190,508.44 : x - Step 2: Convert to fraction form
328,299.16/453,088.84 = 190,508.44/x - Step 3: Cross multiply
328,299.16x = 453,088.84 × 190,508.44 - Step 4: Simplify right side
328,299.16x = 86,317,248,089.81 - Step 5: Solve for x
x = 86,317,248,089.81/328,299.16 - Step 6: Final answer
x = 262,922.54
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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.