Finding the Fourth Proportional to 555,038.99, 831,888.03 and 270,302.87
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Solution
The fourth proportional to 555,038.99, 831,888.03 and 270,302.87 is: 405,127.79
Step by Step Solution
- Step 1: Write the proportion equation
555,038.99 : 831,888.03 = 270,302.87 : x - Step 2: Convert to fraction form
555,038.99/831,888.03 = 270,302.87/x - Step 3: Cross multiply
555,038.99x = 831,888.03 × 270,302.87 - Step 4: Simplify right side
555,038.99x = 224,861,717,868.21 - Step 5: Solve for x
x = 224,861,717,868.21/555,038.99 - Step 6: Final answer
x = 405,127.79
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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.