Finding the Fourth Proportional to 535,349.32, 738,829.46 and 293,678.99
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Solution
The fourth proportional to 535,349.32, 738,829.46 and 293,678.99 is: 405,303.01
Step by Step Solution
- Step 1: Write the proportion equation
535,349.32 : 738,829.46 = 293,678.99 : x - Step 2: Convert to fraction form
535,349.32/738,829.46 = 293,678.99/x - Step 3: Cross multiply
535,349.32x = 738,829.46 × 293,678.99 - Step 4: Simplify right side
535,349.32x = 216,978,689,595.05 - Step 5: Solve for x
x = 216,978,689,595.05/535,349.32 - Step 6: Final answer
x = 405,303.01
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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.