Finding the Fourth Proportional to 409,572.71, 614,358.52 and 190,460.82
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Solution
The fourth proportional to 409,572.71, 614,358.52 and 190,460.82 is: 285,690.98
Step by Step Solution
- Step 1: Write the proportion equation
409,572.71 : 614,358.52 = 190,460.82 : x - Step 2: Convert to fraction form
409,572.71/614,358.52 = 190,460.82/x - Step 3: Cross multiply
409,572.71x = 614,358.52 × 190,460.82 - Step 4: Simplify right side
409,572.71x = 117,011,227,493.19 - Step 5: Solve for x
x = 117,011,227,493.19/409,572.71 - Step 6: Final answer
x = 285,690.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.