Finding the Fourth Proportional to 292,896.95, 439,259.31 and 124,415.93
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Solution
The fourth proportional to 292,896.95, 439,259.31 and 124,415.93 is: 186,587.32
Step by Step Solution
- Step 1: Write the proportion equation
292,896.95 : 439,259.31 = 124,415.93 : x - Step 2: Convert to fraction form
292,896.95/439,259.31 = 124,415.93/x - Step 3: Cross multiply
292,896.95x = 439,259.31 × 124,415.93 - Step 4: Simplify right side
292,896.95x = 54,650,856,662.96 - Step 5: Solve for x
x = 54,650,856,662.96/292,896.95 - Step 6: Final answer
x = 186,587.32
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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.