Finding the Fourth Proportional to 472,479.41, 708,721.94 and 117,493.44
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Solution
The fourth proportional to 472,479.41, 708,721.94 and 117,493.44 is: 176,240.86
Step by Step Solution
- Step 1: Write the proportion equation
472,479.41 : 708,721.94 = 117,493.44 : x - Step 2: Convert to fraction form
472,479.41/708,721.94 = 117,493.44/x - Step 3: Cross multiply
472,479.41x = 708,721.94 × 117,493.44 - Step 4: Simplify right side
472,479.41x = 83,270,176,370.10 - Step 5: Solve for x
x = 83,270,176,370.10/472,479.41 - Step 6: Final answer
x = 176,240.86
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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.