Finding the Fourth Proportional to 542,871.44, 814,378.84 and 201,267.70
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Solution
The fourth proportional to 542,871.44, 814,378.84 and 201,267.70 is: 301,928.13
Step by Step Solution
- Step 1: Write the proportion equation
542,871.44 : 814,378.84 = 201,267.70 : x - Step 2: Convert to fraction form
542,871.44/814,378.84 = 201,267.70/x - Step 3: Cross multiply
542,871.44x = 814,378.84 × 201,267.70 - Step 4: Simplify right side
542,871.44x = 163,908,156,055.47 - Step 5: Solve for x
x = 163,908,156,055.47/542,871.44 - Step 6: Final answer
x = 301,928.13
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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.