Finding the Fourth Proportional to 1,267,157.98, 1,900,719.73 and 307,620.99
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Solution
The fourth proportional to 1,267,157.98, 1,900,719.73 and 307,620.99 is: 461,427.30
Step by Step Solution
- Step 1: Write the proportion equation
1,267,157.98 : 1,900,719.73 = 307,620.99 : x - Step 2: Convert to fraction form
1,267,157.98/1,900,719.73 = 307,620.99/x - Step 3: Cross multiply
1,267,157.98x = 1,900,719.73 × 307,620.99 - Step 4: Simplify right side
1,267,157.98x = 584,701,283,709.29 - Step 5: Solve for x
x = 584,701,283,709.29/1,267,157.98 - Step 6: Final answer
x = 461,427.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.