Finding the Fourth Proportional to 875,026.88, 1,207,537.90 and 472,618.88
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Solution
The fourth proportional to 875,026.88, 1,207,537.90 and 472,618.88 is: 652,214.48
Step by Step Solution
- Step 1: Write the proportion equation
875,026.88 : 1,207,537.90 = 472,618.88 : x - Step 2: Convert to fraction form
875,026.88/1,207,537.90 = 472,618.88/x - Step 3: Cross multiply
875,026.88x = 1,207,537.90 × 472,618.88 - Step 4: Simplify right side
875,026.88x = 570,705,202,636.32 - Step 5: Solve for x
x = 570,705,202,636.32/875,026.88 - Step 6: Final answer
x = 652,214.48
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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.