Finding the Fourth Proportional to 403,989.04, 604,809.84 and 234,993.84
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Solution
The fourth proportional to 403,989.04, 604,809.84 and 234,993.84 is: 351,808.03
Step by Step Solution
- Step 1: Write the proportion equation
403,989.04 : 604,809.84 = 234,993.84 : x - Step 2: Convert to fraction form
403,989.04/604,809.84 = 234,993.84/x - Step 3: Cross multiply
403,989.04x = 604,809.84 × 234,993.84 - Step 4: Simplify right side
403,989.04x = 142,126,586,771.39 - Step 5: Solve for x
x = 142,126,586,771.39/403,989.04 - Step 6: Final answer
x = 351,808.03
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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.