Finding the Fourth Proportional to 955,901.75, 1,319,173.47 and 676,998.60
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Solution
The fourth proportional to 955,901.75, 1,319,173.47 and 676,998.60 is: 934,278.65
Step by Step Solution
- Step 1: Write the proportion equation
955,901.75 : 1,319,173.47 = 676,998.60 : x - Step 2: Convert to fraction form
955,901.75/1,319,173.47 = 676,998.60/x - Step 3: Cross multiply
955,901.75x = 1,319,173.47 × 676,998.60 - Step 4: Simplify right side
955,901.75x = 893,078,592,260.08 - Step 5: Solve for x
x = 893,078,592,260.08/955,901.75 - Step 6: Final answer
x = 934,278.65
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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.