Finding the Fourth Proportional to 461,779.44, 637,249.58 and 257,833.84
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Solution
The fourth proportional to 461,779.44, 637,249.58 and 257,833.84 is: 355,807.32
Step by Step Solution
- Step 1: Write the proportion equation
461,779.44 : 637,249.58 = 257,833.84 : x - Step 2: Convert to fraction form
461,779.44/637,249.58 = 257,833.84/x - Step 3: Cross multiply
461,779.44x = 637,249.58 × 257,833.84 - Step 4: Simplify right side
461,779.44x = 164,304,506,249.79 - Step 5: Solve for x
x = 164,304,506,249.79/461,779.44 - Step 6: Final answer
x = 355,807.32
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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.