Finding the Fourth Proportional to 414,665.06, 572,292.77 and 233,412.17
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Solution
The fourth proportional to 414,665.06, 572,292.77 and 233,412.17 is: 322,139.75
Step by Step Solution
- Step 1: Write the proportion equation
414,665.06 : 572,292.77 = 233,412.17 : x - Step 2: Convert to fraction form
414,665.06/572,292.77 = 233,412.17/x - Step 3: Cross multiply
414,665.06x = 572,292.77 × 233,412.17 - Step 4: Simplify right side
414,665.06x = 133,580,097,584.68 - Step 5: Solve for x
x = 133,580,097,584.68/414,665.06 - Step 6: Final answer
x = 322,139.75
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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.