Finding the Fourth Proportional to 674,418.99, 1,006,708.56 and 589,291.70
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Solution
The fourth proportional to 674,418.99, 1,006,708.56 and 589,291.70 is: 879,638.63
Step by Step Solution
- Step 1: Write the proportion equation
674,418.99 : 1,006,708.56 = 589,291.70 : x - Step 2: Convert to fraction form
674,418.99/1,006,708.56 = 589,291.70/x - Step 3: Cross multiply
674,418.99x = 1,006,708.56 × 589,291.70 - Step 4: Simplify right side
674,418.99x = 593,244,993,693.41 - Step 5: Solve for x
x = 593,244,993,693.41/674,418.99 - Step 6: Final answer
x = 879,638.63
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.