Finding the Fourth Proportional to 532,371.98, 734,683.72 and 290,655.17
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Solution
The fourth proportional to 532,371.98, 734,683.72 and 290,655.17 is: 401,109.80
Step by Step Solution
- Step 1: Write the proportion equation
532,371.98 : 734,683.72 = 290,655.17 : x - Step 2: Convert to fraction form
532,371.98/734,683.72 = 290,655.17/x - Step 3: Cross multiply
532,371.98x = 734,683.72 × 290,655.17 - Step 4: Simplify right side
532,371.98x = 213,539,616,406.14 - Step 5: Solve for x
x = 213,539,616,406.14/532,371.98 - Step 6: Final answer
x = 401,109.80
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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.