Finding the Fourth Proportional to 708,791.67, 978,097.05 and 402,827.62
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Solution
The fourth proportional to 708,791.67, 978,097.05 and 402,827.62 is: 555,881.97
Step by Step Solution
- Step 1: Write the proportion equation
708,791.67 : 978,097.05 = 402,827.62 : x - Step 2: Convert to fraction form
708,791.67/978,097.05 = 402,827.62/x - Step 3: Cross multiply
708,791.67x = 978,097.05 × 402,827.62 - Step 4: Simplify right side
708,791.67x = 394,004,506,780.52 - Step 5: Solve for x
x = 394,004,506,780.52/708,791.67 - Step 6: Final answer
x = 555,881.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.