Finding the Fourth Proportional to 514,231.05, 771,440.18 and 177,320.01
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Solution
The fourth proportional to 514,231.05, 771,440.18 and 177,320.01 is: 266,012.29
Step by Step Solution
- Step 1: Write the proportion equation
514,231.05 : 771,440.18 = 177,320.01 : x - Step 2: Convert to fraction form
514,231.05/771,440.18 = 177,320.01/x - Step 3: Cross multiply
514,231.05x = 771,440.18 × 177,320.01 - Step 4: Simplify right side
514,231.05x = 136,791,779,545.40 - Step 5: Solve for x
x = 136,791,779,545.40/514,231.05 - Step 6: Final answer
x = 266,012.29
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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.