Finding the Fourth Proportional to 472,133.24, 708,409.06 and 247,440.20
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Solution
The fourth proportional to 472,133.24, 708,409.06 and 247,440.20 is: 371,269.94
Step by Step Solution
- Step 1: Write the proportion equation
472,133.24 : 708,409.06 = 247,440.20 : x - Step 2: Convert to fraction form
472,133.24/708,409.06 = 247,440.20/x - Step 3: Cross multiply
472,133.24x = 708,409.06 × 247,440.20 - Step 4: Simplify right side
472,133.24x = 175,288,879,488.21 - Step 5: Solve for x
x = 175,288,879,488.21/472,133.24 - Step 6: Final answer
x = 371,269.94
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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.