Finding the Fourth Proportional to 444,013.08, 612,329.09 and 290,995.53
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Solution
The fourth proportional to 444,013.08, 612,329.09 and 290,995.53 is: 401,305.81
Step by Step Solution
- Step 1: Write the proportion equation
444,013.08 : 612,329.09 = 290,995.53 : x - Step 2: Convert to fraction form
444,013.08/612,329.09 = 290,995.53/x - Step 3: Cross multiply
444,013.08x = 612,329.09 × 290,995.53 - Step 4: Simplify right side
444,013.08x = 178,185,026,623.99 - Step 5: Solve for x
x = 178,185,026,623.99/444,013.08 - Step 6: Final answer
x = 401,305.81
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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.