Finding the Fourth Proportional to 703,248.23, 970,481.63 and 380,959.76
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Solution
The fourth proportional to 703,248.23, 970,481.63 and 380,959.76 is: 525,723.96
Step by Step Solution
- Step 1: Write the proportion equation
703,248.23 : 970,481.63 = 380,959.76 : x - Step 2: Convert to fraction form
703,248.23/970,481.63 = 380,959.76/x - Step 3: Cross multiply
703,248.23x = 970,481.63 × 380,959.76 - Step 4: Simplify right side
703,248.23x = 369,714,445,697.40 - Step 5: Solve for x
x = 369,714,445,697.40/703,248.23 - Step 6: Final answer
x = 525,723.96
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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.