Finding the Fourth Proportional to 632,202.29, 871,856.85 and 414,331.61
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Solution
The fourth proportional to 632,202.29, 871,856.85 and 414,331.61 is: 571,395.99
Step by Step Solution
- Step 1: Write the proportion equation
632,202.29 : 871,856.85 = 414,331.61 : x - Step 2: Convert to fraction form
632,202.29/871,856.85 = 414,331.61/x - Step 3: Cross multiply
632,202.29x = 871,856.85 × 414,331.61 - Step 4: Simplify right side
632,202.29x = 361,237,849,665.97 - Step 5: Solve for x
x = 361,237,849,665.97/632,202.29 - Step 6: Final answer
x = 571,395.99
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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.