Finding the Fourth Proportional to 484,335.48, 726,530.52 and 147,387.09
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Solution
The fourth proportional to 484,335.48, 726,530.52 and 147,387.09 is: 221,088.94
Step by Step Solution
- Step 1: Write the proportion equation
484,335.48 : 726,530.52 = 147,387.09 : x - Step 2: Convert to fraction form
484,335.48/726,530.52 = 147,387.09/x - Step 3: Cross multiply
484,335.48x = 726,530.52 × 147,387.09 - Step 4: Simplify right side
484,335.48x = 107,081,219,138.99 - Step 5: Solve for x
x = 107,081,219,138.99/484,335.48 - Step 6: Final answer
x = 221,088.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.