Finding the Fourth Proportional to 632,824.05, 873,317.52 and 346,343.79
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Solution
The fourth proportional to 632,824.05, 873,317.52 and 346,343.79 is: 477,965.56
Step by Step Solution
- Step 1: Write the proportion equation
632,824.05 : 873,317.52 = 346,343.79 : x - Step 2: Convert to fraction form
632,824.05/873,317.52 = 346,343.79/x - Step 3: Cross multiply
632,824.05x = 873,317.52 × 346,343.79 - Step 4: Simplify right side
632,824.05x = 302,468,099,750.20 - Step 5: Solve for x
x = 302,468,099,750.20/632,824.05 - Step 6: Final answer
x = 477,965.56
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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.