Finding the Fourth Proportional to 448,009.05, 618,252.48 and 246,805.05
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Solution
The fourth proportional to 448,009.05, 618,252.48 and 246,805.05 is: 340,590.96
Step by Step Solution
- Step 1: Write the proportion equation
448,009.05 : 618,252.48 = 246,805.05 : x - Step 2: Convert to fraction form
448,009.05/618,252.48 = 246,805.05/x - Step 3: Cross multiply
448,009.05x = 618,252.48 × 246,805.05 - Step 4: Simplify right side
448,009.05x = 152,587,834,239.02 - Step 5: Solve for x
x = 152,587,834,239.02/448,009.05 - Step 6: Final answer
x = 340,590.96
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1.5x scale
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.