Finding the Fourth Proportional to 517,284.56, 713,845.68 and 290,930.06
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Solution
The fourth proportional to 517,284.56, 713,845.68 and 290,930.06 is: 401,479.54
Step by Step Solution
- Step 1: Write the proportion equation
517,284.56 : 713,845.68 = 290,930.06 : x - Step 2: Convert to fraction form
517,284.56/713,845.68 = 290,930.06/x - Step 3: Cross multiply
517,284.56x = 713,845.68 × 290,930.06 - Step 4: Simplify right side
517,284.56x = 207,679,166,513.14 - Step 5: Solve for x
x = 207,679,166,513.14/517,284.56 - Step 6: Final answer
x = 401,479.54
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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.