Finding the Fourth Proportional to 438,979.84, 658,460.44 and 202,322.52
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Solution
The fourth proportional to 438,979.84, 658,460.44 and 202,322.52 is: 303,479.48
Step by Step Solution
- Step 1: Write the proportion equation
438,979.84 : 658,460.44 = 202,322.52 : x - Step 2: Convert to fraction form
438,979.84/658,460.44 = 202,322.52/x - Step 3: Cross multiply
438,979.84x = 658,460.44 × 202,322.52 - Step 4: Simplify right side
438,979.84x = 133,221,375,541.11 - Step 5: Solve for x
x = 133,221,375,541.11/438,979.84 - Step 6: Final answer
x = 303,479.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.