Finding the Fourth Proportional to 513,185.84, 769,819.80 and 176,090.84
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Solution
The fourth proportional to 513,185.84, 769,819.80 and 176,090.84 is: 264,150.34
Step by Step Solution
- Step 1: Write the proportion equation
513,185.84 : 769,819.80 = 176,090.84 : x - Step 2: Convert to fraction form
513,185.84/769,819.80 = 176,090.84/x - Step 3: Cross multiply
513,185.84x = 769,819.80 × 176,090.84 - Step 4: Simplify right side
513,185.84x = 135,558,210,501.08 - Step 5: Solve for x
x = 135,558,210,501.08/513,185.84 - Step 6: Final answer
x = 264,150.34
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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.