Finding the Fourth Proportional to 814,749.96, 1,124,490.06 and 475,218.18
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Solution
The fourth proportional to 814,749.96, 1,124,490.06 and 475,218.18 is: 655,879.90
Step by Step Solution
- Step 1: Write the proportion equation
814,749.96 : 1,124,490.06 = 475,218.18 : x - Step 2: Convert to fraction form
814,749.96/1,124,490.06 = 475,218.18/x - Step 3: Cross multiply
814,749.96x = 1,124,490.06 × 475,218.18 - Step 4: Simplify right side
814,749.96x = 534,378,119,741.29 - Step 5: Solve for x
x = 534,378,119,741.29/814,749.96 - Step 6: Final answer
x = 655,879.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.