Finding the Fourth Proportional to 508,332.84, 762,238.74 and 268,575.44
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Solution
The fourth proportional to 508,332.84, 762,238.74 and 268,575.44 is: 402,725.52
Step by Step Solution
- Step 1: Write the proportion equation
508,332.84 : 762,238.74 = 268,575.44 : x - Step 2: Convert to fraction form
508,332.84/762,238.74 = 268,575.44/x - Step 3: Cross multiply
508,332.84x = 762,238.74 × 268,575.44 - Step 4: Simplify right side
508,332.84x = 204,718,604,980.55 - Step 5: Solve for x
x = 204,718,604,980.55/508,332.84 - Step 6: Final answer
x = 402,725.52
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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.