Finding the Fourth Proportional to 887,362.21, 1,224,119.01 and 524,609.38
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Solution
The fourth proportional to 887,362.21, 1,224,119.01 and 524,609.38 is: 723,700.32
Step by Step Solution
- Step 1: Write the proportion equation
887,362.21 : 1,224,119.01 = 524,609.38 : x - Step 2: Convert to fraction form
887,362.21/1,224,119.01 = 524,609.38/x - Step 3: Cross multiply
887,362.21x = 1,224,119.01 × 524,609.38 - Step 4: Simplify right side
887,362.21x = 642,184,314,882.31 - Step 5: Solve for x
x = 642,184,314,882.31/887,362.21 - Step 6: Final answer
x = 723,700.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.