Finding the Fourth Proportional to 617,292.09, 852,154.34 and 464,388.65
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Solution
The fourth proportional to 617,292.09, 852,154.34 and 464,388.65 is: 641,075.44
Step by Step Solution
- Step 1: Write the proportion equation
617,292.09 : 852,154.34 = 464,388.65 : x - Step 2: Convert to fraction form
617,292.09/852,154.34 = 464,388.65/x - Step 3: Cross multiply
617,292.09x = 852,154.34 × 464,388.65 - Step 4: Simplify right side
617,292.09x = 395,730,796,961.53 - Step 5: Solve for x
x = 395,730,796,961.53/617,292.09 - Step 6: Final answer
x = 641,075.44
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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.