Finding the Fourth Proportional to 628,271.52, 866,935.68 and 424,765.44
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Solution
The fourth proportional to 628,271.52, 866,935.68 and 424,765.44 is: 586,122.88
Step by Step Solution
- Step 1: Write the proportion equation
628,271.52 : 866,935.68 = 424,765.44 : x - Step 2: Convert to fraction form
628,271.52/866,935.68 = 424,765.44/x - Step 3: Cross multiply
628,271.52x = 866,935.68 × 424,765.44 - Step 4: Simplify right side
628,271.52x = 368,244,315,566.90 - Step 5: Solve for x
x = 368,244,315,566.90/628,271.52 - Step 6: Final answer
x = 586,122.88
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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.