Finding the Fourth Proportional to 602,260.67, 831,173.05 and 330,381.55
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Solution
The fourth proportional to 602,260.67, 831,173.05 and 330,381.55 is: 455,955.79
Step by Step Solution
- Step 1: Write the proportion equation
602,260.67 : 831,173.05 = 330,381.55 : x - Step 2: Convert to fraction form
602,260.67/831,173.05 = 330,381.55/x - Step 3: Cross multiply
602,260.67x = 831,173.05 × 330,381.55 - Step 4: Simplify right side
602,260.67x = 274,604,238,754.96 - Step 5: Solve for x
x = 274,604,238,754.96/602,260.67 - Step 6: Final answer
x = 455,955.79
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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.