Finding the Fourth Proportional to 361,718.64, 542,027.16 and 183,959.28
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Solution
The fourth proportional to 361,718.64, 542,027.16 and 183,959.28 is: 275,658.80
Step by Step Solution
- Step 1: Write the proportion equation
361,718.64 : 542,027.16 = 183,959.28 : x - Step 2: Convert to fraction form
361,718.64/542,027.16 = 183,959.28/x - Step 3: Cross multiply
361,718.64x = 542,027.16 × 183,959.28 - Step 4: Simplify right side
361,718.64x = 99,710,926,094.04 - Step 5: Solve for x
x = 99,710,926,094.04/361,718.64 - Step 6: Final answer
x = 275,658.80
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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.