Finding the Fourth Proportional to 554,455.36, 831,785.52 and 175,471.60
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Solution
The fourth proportional to 554,455.36, 831,785.52 and 175,471.60 is: 263,239.83
Step by Step Solution
- Step 1: Write the proportion equation
554,455.36 : 831,785.52 = 175,471.60 : x - Step 2: Convert to fraction form
554,455.36/831,785.52 = 175,471.60/x - Step 3: Cross multiply
554,455.36x = 831,785.52 × 175,471.60 - Step 4: Simplify right side
554,455.36x = 145,954,736,051.23 - Step 5: Solve for x
x = 145,954,736,051.23/554,455.36 - Step 6: Final answer
x = 263,239.83
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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.