Finding the Fourth Proportional to 414,607.32, 572,187.15 and 233,336.70
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Solution
The fourth proportional to 414,607.32, 572,187.15 and 233,336.70 is: 322,020.99
Step by Step Solution
- Step 1: Write the proportion equation
414,607.32 : 572,187.15 = 233,336.70 : x - Step 2: Convert to fraction form
414,607.32/572,187.15 = 233,336.70/x - Step 3: Cross multiply
414,607.32x = 572,187.15 × 233,336.70 - Step 4: Simplify right side
414,607.32x = 133,512,261,363.41 - Step 5: Solve for x
x = 133,512,261,363.41/414,607.32 - Step 6: Final answer
x = 322,020.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.