Finding the Fourth Proportional to 602,302.96, 831,163.68 and 330,368.41
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Solution
The fourth proportional to 602,302.96, 831,163.68 and 330,368.41 is: 455,900.50
Step by Step Solution
- Step 1: Write the proportion equation
602,302.96 : 831,163.68 = 330,368.41 : x - Step 2: Convert to fraction form
602,302.96/831,163.68 = 330,368.41/x - Step 3: Cross multiply
602,302.96x = 831,163.68 × 330,368.41 - Step 4: Simplify right side
602,302.96x = 274,590,223,411.35 - Step 5: Solve for x
x = 274,590,223,411.35/602,302.96 - Step 6: Final answer
x = 455,900.50
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1.5x scale
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.