Finding the Fourth Proportional to 427,530.74, 589,849.16 and 246,239.03
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Solution
The fourth proportional to 427,530.74, 589,849.16 and 246,239.03 is: 339,727.35
Step by Step Solution
- Step 1: Write the proportion equation
427,530.74 : 589,849.16 = 246,239.03 : x - Step 2: Convert to fraction form
427,530.74/589,849.16 = 246,239.03/x - Step 3: Cross multiply
427,530.74x = 589,849.16 × 246,239.03 - Step 4: Simplify right side
427,530.74x = 145,243,885,248.14 - Step 5: Solve for x
x = 145,243,885,248.14/427,530.74 - Step 6: Final answer
x = 339,727.35
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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.