Finding the Fourth Proportional to 346,368.14, 478,318.14 and 327,498.09
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Solution
The fourth proportional to 346,368.14, 478,318.14 and 327,498.09 is: 452,259.48
Step by Step Solution
- Step 1: Write the proportion equation
346,368.14 : 478,318.14 = 327,498.09 : x - Step 2: Convert to fraction form
346,368.14/478,318.14 = 327,498.09/x - Step 3: Cross multiply
346,368.14x = 478,318.14 × 327,498.09 - Step 4: Simplify right side
346,368.14x = 156,648,274,052.02 - Step 5: Solve for x
x = 156,648,274,052.02/346,368.14 - Step 6: Final answer
x = 452,259.48
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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.