Finding the Fourth Proportional to 246,700.74, 340,529.13 and 144,688.98
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Solution
The fourth proportional to 246,700.74, 340,529.13 and 144,688.98 is: 199,718.95
Step by Step Solution
- Step 1: Write the proportion equation
246,700.74 : 340,529.13 = 144,688.98 : x - Step 2: Convert to fraction form
246,700.74/340,529.13 = 144,688.98/x - Step 3: Cross multiply
246,700.74x = 340,529.13 × 144,688.98 - Step 4: Simplify right side
246,700.74x = 49,270,814,062.18 - Step 5: Solve for x
x = 49,270,814,062.18/246,700.74 - Step 6: Final answer
x = 199,718.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.