Finding the Fourth Proportional to 346,496.37, 478,159.95 and 193,536.74
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Solution
The fourth proportional to 346,496.37, 478,159.95 and 193,536.74 is: 267,077.88
Step by Step Solution
- Step 1: Write the proportion equation
346,496.37 : 478,159.95 = 193,536.74 : x - Step 2: Convert to fraction form
346,496.37/478,159.95 = 193,536.74/x - Step 3: Cross multiply
346,496.37x = 478,159.95 × 193,536.74 - Step 4: Simplify right side
346,496.37x = 92,541,515,530.76 - Step 5: Solve for x
x = 92,541,515,530.76/346,496.37 - Step 6: Final answer
x = 267,077.88
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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.