Finding the Fourth Proportional to 515,699.19, 773,707.14 and 246,171.26
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Solution
The fourth proportional to 515,699.19, 773,707.14 and 246,171.26 is: 369,332.47
Step by Step Solution
- Step 1: Write the proportion equation
515,699.19 : 773,707.14 = 246,171.26 : x - Step 2: Convert to fraction form
515,699.19/773,707.14 = 246,171.26/x - Step 3: Cross multiply
515,699.19x = 773,707.14 × 246,171.26 - Step 4: Simplify right side
515,699.19x = 190,464,457,656.26 - Step 5: Solve for x
x = 190,464,457,656.26/515,699.19 - Step 6: Final answer
x = 369,332.47
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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.