Finding the Fourth Proportional to 346,377.94, 478,331.66 and 327,507.84
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Solution
The fourth proportional to 346,377.94, 478,331.66 and 327,507.84 is: 452,272.94
Step by Step Solution
- Step 1: Write the proportion equation
346,377.94 : 478,331.66 = 327,507.84 : x - Step 2: Convert to fraction form
346,377.94/478,331.66 = 327,507.84/x - Step 3: Cross multiply
346,377.94x = 478,331.66 × 327,507.84 - Step 4: Simplify right side
346,377.94x = 156,657,369,588.98 - Step 5: Solve for x
x = 156,657,369,588.98/346,377.94 - Step 6: Final answer
x = 452,272.94
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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.