Finding the Fourth Proportional to 793,089.21, 1,094,464.49 and 430,513.31
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Solution
The fourth proportional to 793,089.21, 1,094,464.49 and 430,513.31 is: 594,109.12
Step by Step Solution
- Step 1: Write the proportion equation
793,089.21 : 1,094,464.49 = 430,513.31 : x - Step 2: Convert to fraction form
793,089.21/1,094,464.49 = 430,513.31/x - Step 3: Cross multiply
793,089.21x = 1,094,464.49 × 430,513.31 - Step 4: Simplify right side
793,089.21x = 471,181,531,418.02 - Step 5: Solve for x
x = 471,181,531,418.02/793,089.21 - Step 6: Final answer
x = 594,109.12
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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.