Finding the Fourth Proportional to 636,969.18, 955,158.53 and 237,502.70
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Solution
The fourth proportional to 636,969.18, 955,158.53 and 237,502.70 is: 356,143.96
Step by Step Solution
- Step 1: Write the proportion equation
636,969.18 : 955,158.53 = 237,502.70 : x - Step 2: Convert to fraction form
636,969.18/955,158.53 = 237,502.70/x - Step 3: Cross multiply
636,969.18x = 955,158.53 × 237,502.70 - Step 4: Simplify right side
636,969.18x = 226,852,727,415.14 - Step 5: Solve for x
x = 226,852,727,415.14/636,969.18 - Step 6: Final answer
x = 356,143.96
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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.