Finding the Fourth Proportional to 469,518.46, 647,935.51 and 265,564.99
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Solution
The fourth proportional to 469,518.46, 647,935.51 and 265,564.99 is: 366,479.71
Step by Step Solution
- Step 1: Write the proportion equation
469,518.46 : 647,935.51 = 265,564.99 : x - Step 2: Convert to fraction form
469,518.46/647,935.51 = 265,564.99/x - Step 3: Cross multiply
469,518.46x = 647,935.51 × 265,564.99 - Step 4: Simplify right side
469,518.46x = 172,068,987,233.80 - Step 5: Solve for x
x = 172,068,987,233.80/469,518.46 - Step 6: Final answer
x = 366,479.71
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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.