Finding the Fourth Proportional to 832,838.79, 1,149,320.11 and 450,864.66
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Solution
The fourth proportional to 832,838.79, 1,149,320.11 and 450,864.66 is: 622,194.62
Step by Step Solution
- Step 1: Write the proportion equation
832,838.79 : 1,149,320.11 = 450,864.66 : x - Step 2: Convert to fraction form
832,838.79/1,149,320.11 = 450,864.66/x - Step 3: Cross multiply
832,838.79x = 1,149,320.11 × 450,864.66 - Step 4: Simplify right side
832,838.79x = 518,187,814,879.71 - Step 5: Solve for x
x = 518,187,814,879.71/832,838.79 - Step 6: Final answer
x = 622,194.62
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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.