Finding the Fourth Proportional to 447,419.74, 671,130.99 and 110,460.43
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Solution
The fourth proportional to 447,419.74, 671,130.99 and 110,460.43 is: 165,690.98
Step by Step Solution
- Step 1: Write the proportion equation
447,419.74 : 671,130.99 = 110,460.43 : x - Step 2: Convert to fraction form
447,419.74/671,130.99 = 110,460.43/x - Step 3: Cross multiply
447,419.74x = 671,130.99 × 110,460.43 - Step 4: Simplify right side
447,419.74x = 74,133,413,833.77 - Step 5: Solve for x
x = 74,133,413,833.77/447,419.74 - Step 6: Final answer
x = 165,690.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.