Finding the Fourth Proportional to 282,032.24, 423,177.54 and 122,157.06
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Solution
The fourth proportional to 282,032.24, 423,177.54 and 122,157.06 is: 183,291.54
Step by Step Solution
- Step 1: Write the proportion equation
282,032.24 : 423,177.54 = 122,157.06 : x - Step 2: Convert to fraction form
282,032.24/423,177.54 = 122,157.06/x - Step 3: Cross multiply
282,032.24x = 423,177.54 × 122,157.06 - Step 4: Simplify right side
282,032.24x = 51,694,124,144.43 - Step 5: Solve for x
x = 51,694,124,144.43/282,032.24 - Step 6: Final answer
x = 183,291.54
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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.