Finding the Fourth Proportional to 459,014.58, 688,239.99 and 159,366.42
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Solution
The fourth proportional to 459,014.58, 688,239.99 and 159,366.42 is: 238,951.76
Step by Step Solution
- Step 1: Write the proportion equation
459,014.58 : 688,239.99 = 159,366.42 : x - Step 2: Convert to fraction form
459,014.58/688,239.99 = 159,366.42/x - Step 3: Cross multiply
459,014.58x = 688,239.99 × 159,366.42 - Step 4: Simplify right side
459,014.58x = 109,682,343,307.14 - Step 5: Solve for x
x = 109,682,343,307.14/459,014.58 - Step 6: Final answer
x = 238,951.76
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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.