Finding the Fourth Proportional to 461,396.52, 692,100.54 and 145,881
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Solution
The fourth proportional to 461,396.52, 692,100.54 and 145,881 is: 218,823.32
Step by Step Solution
- Step 1: Write the proportion equation
461,396.52 : 692,100.54 = 145,881 : x - Step 2: Convert to fraction form
461,396.52/692,100.54 = 145,881/x - Step 3: Cross multiply
461,396.52x = 692,100.54 × 145,881 - Step 4: Simplify right side
461,396.52x = 100,964,318,875.74 - Step 5: Solve for x
x = 100,964,318,875.74/461,396.52 - Step 6: Final answer
x = 218,823.32
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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.