Finding the Fourth Proportional to 875,026.56, 1,207,537.47 and 472,618.56
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Solution
The fourth proportional to 875,026.56, 1,207,537.47 and 472,618.56 is: 652,214.06
Step by Step Solution
- Step 1: Write the proportion equation
875,026.56 : 1,207,537.47 = 472,618.56 : x - Step 2: Convert to fraction form
875,026.56/1,207,537.47 = 472,618.56/x - Step 3: Cross multiply
875,026.56x = 1,207,537.47 × 472,618.56 - Step 4: Simplify right side
875,026.56x = 570,704,623,236.29 - Step 5: Solve for x
x = 570,704,623,236.29/875,026.56 - Step 6: Final answer
x = 652,214.06
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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.