Finding the Fourth Proportional to 350,429.71, 483,610.89 and 214,420.99
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Solution
The fourth proportional to 350,429.71, 483,610.89 and 214,420.99 is: 295,911.91
Step by Step Solution
- Step 1: Write the proportion equation
350,429.71 : 483,610.89 = 214,420.99 : x - Step 2: Convert to fraction form
350,429.71/483,610.89 = 214,420.99/x - Step 3: Cross multiply
350,429.71x = 483,610.89 × 214,420.99 - Step 4: Simplify right side
350,429.71x = 103,696,325,808.58 - Step 5: Solve for x
x = 103,696,325,808.58/350,429.71 - Step 6: Final answer
x = 295,911.91
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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.