Finding the Fourth Proportional to 602,549.18, 831,490.05 and 330,610.31
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Solution
The fourth proportional to 602,549.18, 831,490.05 and 330,610.31 is: 456,226.97
Step by Step Solution
- Step 1: Write the proportion equation
602,549.18 : 831,490.05 = 330,610.31 : x - Step 2: Convert to fraction form
602,549.18/831,490.05 = 330,610.31/x - Step 3: Cross multiply
602,549.18x = 831,490.05 × 330,610.31 - Step 4: Simplify right side
602,549.18x = 274,899,187,140.13 - Step 5: Solve for x
x = 274,899,187,140.13/602,549.18 - Step 6: Final answer
x = 456,226.97
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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.