Finding the Fourth Proportional to 531,782.08, 797,828.64 and 157,814.80
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Solution
The fourth proportional to 531,782.08, 797,828.64 and 157,814.80 is: 236,768.35
Step by Step Solution
- Step 1: Write the proportion equation
531,782.08 : 797,828.64 = 157,814.80 : x - Step 2: Convert to fraction form
531,782.08/797,828.64 = 157,814.80/x - Step 3: Cross multiply
531,782.08x = 797,828.64 × 157,814.80 - Step 4: Simplify right side
531,782.08x = 125,909,167,255.87 - Step 5: Solve for x
x = 125,909,167,255.87/531,782.08 - Step 6: Final answer
x = 236,768.35
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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.