Finding the Fourth Proportional to 531,912.96, 734,038.24 and 290,193.80
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Solution
The fourth proportional to 531,912.96, 734,038.24 and 290,193.80 is: 400,466.55
Step by Step Solution
- Step 1: Write the proportion equation
531,912.96 : 734,038.24 = 290,193.80 : x - Step 2: Convert to fraction form
531,912.96/734,038.24 = 290,193.80/x - Step 3: Cross multiply
531,912.96x = 734,038.24 × 290,193.80 - Step 4: Simplify right side
531,912.96x = 213,013,346,210.91 - Step 5: Solve for x
x = 213,013,346,210.91/531,912.96 - Step 6: Final answer
x = 400,466.55
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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.