Finding the Fourth Proportional to 636,971.06, 955,604.23 and 216,246.94
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Solution
The fourth proportional to 636,971.06, 955,604.23 and 216,246.94 is: 324,420.53
Step by Step Solution
- Step 1: Write the proportion equation
636,971.06 : 955,604.23 = 216,246.94 : x - Step 2: Convert to fraction form
636,971.06/955,604.23 = 216,246.94/x - Step 3: Cross multiply
636,971.06x = 955,604.23 × 216,246.94 - Step 4: Simplify right side
636,971.06x = 206,646,487,658.93 - Step 5: Solve for x
x = 206,646,487,658.93/636,971.06 - Step 6: Final answer
x = 324,420.53
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1.5x scale
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.