Finding the Fourth Proportional to 374,586.14, 517,346.16 and 346,242.62
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Solution
The fourth proportional to 374,586.14, 517,346.16 and 346,242.62 is: 478,200.52
Step by Step Solution
- Step 1: Write the proportion equation
374,586.14 : 517,346.16 = 346,242.62 : x - Step 2: Convert to fraction form
374,586.14/517,346.16 = 346,242.62/x - Step 3: Cross multiply
374,586.14x = 517,346.16 × 346,242.62 - Step 4: Simplify right side
374,586.14x = 179,127,289,880.30 - Step 5: Solve for x
x = 179,127,289,880.30/374,586.14 - Step 6: Final answer
x = 478,200.52
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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.