Finding the Fourth Proportional to 559,588.74, 772,232.49 and 304,939.86
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Solution
The fourth proportional to 559,588.74, 772,232.49 and 304,939.86 is: 420,817.02
Step by Step Solution
- Step 1: Write the proportion equation
559,588.74 : 772,232.49 = 304,939.86 : x - Step 2: Convert to fraction form
559,588.74/772,232.49 = 304,939.86/x - Step 3: Cross multiply
559,588.74x = 772,232.49 × 304,939.86 - Step 4: Simplify right side
559,588.74x = 235,484,467,388.05 - Step 5: Solve for x
x = 235,484,467,388.05/559,588.74 - Step 6: Final answer
x = 420,817.02
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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.