Finding the Fourth Proportional to 790,651.71, 1,184,735.75 and 611,176.91
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Solution
The fourth proportional to 790,651.71, 1,184,735.75 and 611,176.91 is: 915,805.43
Step by Step Solution
- Step 1: Write the proportion equation
790,651.71 : 1,184,735.75 = 611,176.91 : x - Step 2: Convert to fraction form
790,651.71/1,184,735.75 = 611,176.91/x - Step 3: Cross multiply
790,651.71x = 1,184,735.75 × 611,176.91 - Step 4: Simplify right side
790,651.71x = 724,083,125,871.97 - Step 5: Solve for x
x = 724,083,125,871.97/790,651.71 - Step 6: Final answer
x = 915,805.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.