Finding the Fourth Proportional to 364,995.56, 547,476.84 and 125,130.80
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Solution
The fourth proportional to 364,995.56, 547,476.84 and 125,130.80 is: 187,690.54
Step by Step Solution
- Step 1: Write the proportion equation
364,995.56 : 547,476.84 = 125,130.80 : x - Step 2: Convert to fraction form
364,995.56/547,476.84 = 125,130.80/x - Step 3: Cross multiply
364,995.56x = 547,476.84 × 125,130.80 - Step 4: Simplify right side
364,995.56x = 68,506,214,970.67 - Step 5: Solve for x
x = 68,506,214,970.67/364,995.56 - Step 6: Final answer
x = 187,690.54
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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.