Finding the Fourth Proportional to 448,407.06, 618,805.97 and 247,210.26
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Solution
The fourth proportional to 448,407.06, 618,805.97 and 247,210.26 is: 341,152.49
Step by Step Solution
- Step 1: Write the proportion equation
448,407.06 : 618,805.97 = 247,210.26 : x - Step 2: Convert to fraction form
448,407.06/618,805.97 = 247,210.26/x - Step 3: Cross multiply
448,407.06x = 618,805.97 × 247,210.26 - Step 4: Simplify right side
448,407.06x = 152,975,184,733.25 - Step 5: Solve for x
x = 152,975,184,733.25/448,407.06 - Step 6: Final answer
x = 341,152.49
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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.