Finding the Fourth Proportional to 447,947.08, 672,020.28 and 163,637.08
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Solution
The fourth proportional to 447,947.08, 672,020.28 and 163,637.08 is: 245,492.02
Step by Step Solution
- Step 1: Write the proportion equation
447,947.08 : 672,020.28 = 163,637.08 : x - Step 2: Convert to fraction form
447,947.08/672,020.28 = 163,637.08/x - Step 3: Cross multiply
447,947.08x = 672,020.28 × 163,637.08 - Step 4: Simplify right side
447,947.08x = 109,967,434,639.93 - Step 5: Solve for x
x = 109,967,434,639.93/447,947.08 - Step 6: Final answer
x = 245,492.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.