Finding the Fourth Proportional to 328,637.08, 453,523.58 and 185,396.68
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Solution
The fourth proportional to 328,637.08, 453,523.58 and 185,396.68 is: 255,849.91
Step by Step Solution
- Step 1: Write the proportion equation
328,637.08 : 453,523.58 = 185,396.68 : x - Step 2: Convert to fraction form
328,637.08/453,523.58 = 185,396.68/x - Step 3: Cross multiply
328,637.08x = 453,523.58 × 185,396.68 - Step 4: Simplify right side
328,637.08x = 84,081,766,033.71 - Step 5: Solve for x
x = 84,081,766,033.71/328,637.08 - Step 6: Final answer
x = 255,849.91
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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.