Finding the Fourth Proportional to 447,417.73, 671,126.73 and 368,365.92
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Solution
The fourth proportional to 447,417.73, 671,126.73 and 368,365.92 is: 552,548.99
Step by Step Solution
- Step 1: Write the proportion equation
447,417.73 : 671,126.73 = 368,365.92 : x - Step 2: Convert to fraction form
447,417.73/671,126.73 = 368,365.92/x - Step 3: Cross multiply
447,417.73x = 671,126.73 × 368,365.92 - Step 4: Simplify right side
447,417.73x = 247,220,215,333.04 - Step 5: Solve for x
x = 247,220,215,333.04/447,417.73 - Step 6: Final answer
x = 552,548.99
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1.5x scale
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.