Finding the Fourth Proportional to 454,554.96, 681,832.08 and 122,130.96
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Solution
The fourth proportional to 454,554.96, 681,832.08 and 122,130.96 is: 183,196.34
Step by Step Solution
- Step 1: Write the proportion equation
454,554.96 : 681,832.08 = 122,130.96 : x - Step 2: Convert to fraction form
454,554.96/681,832.08 = 122,130.96/x - Step 3: Cross multiply
454,554.96x = 681,832.08 × 122,130.96 - Step 4: Simplify right side
454,554.96x = 83,272,806,489.20 - Step 5: Solve for x
x = 83,272,806,489.20/454,554.96 - Step 6: Final answer
x = 183,196.34
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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.