Finding the Fourth Proportional to 292,246.02, 401,751.34 and 251,259.18
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Solution
The fourth proportional to 292,246.02, 401,751.34 and 251,259.18 is: 345,406.63
Step by Step Solution
- Step 1: Write the proportion equation
292,246.02 : 401,751.34 = 251,259.18 : x - Step 2: Convert to fraction form
292,246.02/401,751.34 = 251,259.18/x - Step 3: Cross multiply
292,246.02x = 401,751.34 × 251,259.18 - Step 4: Simplify right side
292,246.02x = 100,943,712,252.30 - Step 5: Solve for x
x = 100,943,712,252.30/292,246.02 - Step 6: Final answer
x = 345,406.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.