Finding the Fourth Proportional to 633,159.99, 873,754.16 and 342,765.05
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Solution
The fourth proportional to 633,159.99, 873,754.16 and 342,765.05 is: 473,012.17
Step by Step Solution
- Step 1: Write the proportion equation
633,159.99 : 873,754.16 = 342,765.05 : x - Step 2: Convert to fraction form
633,159.99/873,754.16 = 342,765.05/x - Step 3: Cross multiply
633,159.99x = 873,754.16 × 342,765.05 - Step 4: Simplify right side
633,159.99x = 299,492,382,257.51 - Step 5: Solve for x
x = 299,492,382,257.51/633,159.99 - Step 6: Final answer
x = 473,012.17
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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.