Finding the Fourth Proportional to 528,201.24, 792,287.70 and 149,148.06
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Solution
The fourth proportional to 528,201.24, 792,287.70 and 149,148.06 is: 223,718.09
Step by Step Solution
- Step 1: Write the proportion equation
528,201.24 : 792,287.70 = 149,148.06 : x - Step 2: Convert to fraction form
528,201.24/792,287.70 = 149,148.06/x - Step 3: Cross multiply
528,201.24x = 792,287.70 × 149,148.06 - Step 4: Simplify right side
528,201.24x = 118,168,173,416.86 - Step 5: Solve for x
x = 118,168,173,416.86/528,201.24 - Step 6: Final answer
x = 223,718.09
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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.