Finding the Fourth Proportional to 539,089.26, 744,182.30 and 348,195.75
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Solution
The fourth proportional to 539,089.26, 744,182.30 and 348,195.75 is: 480,664.58
Step by Step Solution
- Step 1: Write the proportion equation
539,089.26 : 744,182.30 = 348,195.75 : x - Step 2: Convert to fraction form
539,089.26/744,182.30 = 348,195.75/x - Step 3: Cross multiply
539,089.26x = 744,182.30 × 348,195.75 - Step 4: Simplify right side
539,089.26x = 259,121,112,165.03 - Step 5: Solve for x
x = 259,121,112,165.03/539,089.26 - Step 6: Final answer
x = 480,664.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.