Finding the Fourth Proportional to 555,244.74, 831,602.55 and 434,548.80
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Solution
The fourth proportional to 555,244.74, 831,602.55 and 434,548.80 is: 650,833.52
Step by Step Solution
- Step 1: Write the proportion equation
555,244.74 : 831,602.55 = 434,548.80 : x - Step 2: Convert to fraction form
555,244.74/831,602.55 = 434,548.80/x - Step 3: Cross multiply
555,244.74x = 831,602.55 × 434,548.80 - Step 4: Simplify right side
555,244.74x = 361,371,890,179.44 - Step 5: Solve for x
x = 361,371,890,179.44/555,244.74 - Step 6: Final answer
x = 650,833.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.