Finding the Fourth Proportional to 544,388.10, 816,748.14 and 278,335.44
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Solution
The fourth proportional to 544,388.10, 816,748.14 and 278,335.44 is: 417,588.03
Step by Step Solution
- Step 1: Write the proportion equation
544,388.10 : 816,748.14 = 278,335.44 : x - Step 2: Convert to fraction form
544,388.10/816,748.14 = 278,335.44/x - Step 3: Cross multiply
544,388.10x = 816,748.14 × 278,335.44 - Step 4: Simplify right side
544,388.10x = 227,329,952,916.08 - Step 5: Solve for x
x = 227,329,952,916.08/544,388.10 - Step 6: Final answer
x = 417,588.03
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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.