Finding the Fourth Proportional to 405,501.87, 559,553.08 and 224,188.98
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Solution
The fourth proportional to 405,501.87, 559,553.08 and 224,188.98 is: 309,358.95
Step by Step Solution
- Step 1: Write the proportion equation
405,501.87 : 559,553.08 = 224,188.98 : x - Step 2: Convert to fraction form
405,501.87/559,553.08 = 224,188.98/x - Step 3: Cross multiply
405,501.87x = 559,553.08 × 224,188.98 - Step 4: Simplify right side
405,501.87x = 125,445,634,261.06 - Step 5: Solve for x
x = 125,445,634,261.06/405,501.87 - Step 6: Final answer
x = 309,358.95
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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.