Finding the Fourth Proportional to 468,772.10, 702,950.79 and 136,374.02
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Solution
The fourth proportional to 468,772.10, 702,950.79 and 136,374.02 is: 204,500.71
Step by Step Solution
- Step 1: Write the proportion equation
468,772.10 : 702,950.79 = 136,374.02 : x - Step 2: Convert to fraction form
468,772.10/702,950.79 = 136,374.02/x - Step 3: Cross multiply
468,772.10x = 702,950.79 × 136,374.02 - Step 4: Simplify right side
468,772.10x = 95,864,225,094.48 - Step 5: Solve for x
x = 95,864,225,094.48/468,772.10 - Step 6: Final answer
x = 204,500.71
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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.