Finding the Fourth Proportional to 602,168.93, 831,029.91 and 347,536.52
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Solution
The fourth proportional to 602,168.93, 831,029.91 and 347,536.52 is: 479,621.63
Step by Step Solution
- Step 1: Write the proportion equation
602,168.93 : 831,029.91 = 347,536.52 : x - Step 2: Convert to fraction form
602,168.93/831,029.91 = 347,536.52/x - Step 3: Cross multiply
602,168.93x = 831,029.91 × 347,536.52 - Step 4: Simplify right side
602,168.93x = 288,813,242,937.31 - Step 5: Solve for x
x = 288,813,242,937.31/602,168.93 - Step 6: Final answer
x = 479,621.63
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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.