Finding the Fourth Proportional to 742,086, 1,113,310.17 and 236,646.99
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Solution
The fourth proportional to 742,086, 1,113,310.17 and 236,646.99 is: 355,028.26
Step by Step Solution
- Step 1: Write the proportion equation
742,086 : 1,113,310.17 = 236,646.99 : x - Step 2: Convert to fraction form
742,086/1,113,310.17 = 236,646.99/x - Step 3: Cross multiply
742,086x = 1,113,310.17 × 236,646.99 - Step 4: Simplify right side
742,086x = 263,461,500,666.89 - Step 5: Solve for x
x = 263,461,500,666.89/742,086 - Step 6: Final answer
x = 355,028.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.