Finding the Fourth Proportional to 600,979.32, 829,319.94 and 328,995.09
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Solution
The fourth proportional to 600,979.32, 829,319.94 and 328,995.09 is: 453,995.97
Step by Step Solution
- Step 1: Write the proportion equation
600,979.32 : 829,319.94 = 328,995.09 : x - Step 2: Convert to fraction form
600,979.32/829,319.94 = 328,995.09/x - Step 3: Cross multiply
600,979.32x = 829,319.94 × 328,995.09 - Step 4: Simplify right side
600,979.32x = 272,842,188,299.10 - Step 5: Solve for x
x = 272,842,188,299.10/600,979.32 - Step 6: Final answer
x = 453,995.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.