Finding the Fourth Proportional to 472,106.20, 651,122.94 and 432,746.68
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Solution
The fourth proportional to 472,106.20, 651,122.94 and 432,746.68 is: 596,838.78
Step by Step Solution
- Step 1: Write the proportion equation
472,106.20 : 651,122.94 = 432,746.68 : x - Step 2: Convert to fraction form
472,106.20/651,122.94 = 432,746.68/x - Step 3: Cross multiply
472,106.20x = 651,122.94 × 432,746.68 - Step 4: Simplify right side
472,106.20x = 281,771,290,556.84 - Step 5: Solve for x
x = 281,771,290,556.84/472,106.20 - Step 6: Final answer
x = 596,838.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.