Finding the Fourth Proportional to 868,930.99, 1,199,165.87 and 542,437.41
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Solution
The fourth proportional to 868,930.99, 1,199,165.87 and 542,437.41 is: 748,589.29
Step by Step Solution
- Step 1: Write the proportion equation
868,930.99 : 1,199,165.87 = 542,437.41 : x - Step 2: Convert to fraction form
868,930.99/1,199,165.87 = 542,437.41/x - Step 3: Cross multiply
868,930.99x = 1,199,165.87 × 542,437.41 - Step 4: Simplify right side
868,930.99x = 650,472,428,683.20 - Step 5: Solve for x
x = 650,472,428,683.20/868,930.99 - Step 6: Final answer
x = 748,589.29
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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.