Finding the Fourth Proportional to 560,551.91, 840,621.53 and 440,842.74
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Solution
The fourth proportional to 560,551.91, 840,621.53 and 440,842.74 is: 661,101.84
Step by Step Solution
- Step 1: Write the proportion equation
560,551.91 : 840,621.53 = 440,842.74 : x - Step 2: Convert to fraction form
560,551.91/840,621.53 = 440,842.74/x - Step 3: Cross multiply
560,551.91x = 840,621.53 × 440,842.74 - Step 4: Simplify right side
560,551.91x = 370,581,896,383.98 - Step 5: Solve for x
x = 370,581,896,383.98/560,551.91 - Step 6: Final answer
x = 661,101.84
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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.