Finding the Fourth Proportional to 479,491.14, 719,237.07 and 163,950.42
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Solution
The fourth proportional to 479,491.14, 719,237.07 and 163,950.42 is: 245,925.75
Step by Step Solution
- Step 1: Write the proportion equation
479,491.14 : 719,237.07 = 163,950.42 : x - Step 2: Convert to fraction form
479,491.14/719,237.07 = 163,950.42/x - Step 3: Cross multiply
479,491.14x = 719,237.07 × 163,950.42 - Step 4: Simplify right side
479,491.14x = 117,919,219,706.07 - Step 5: Solve for x
x = 117,919,219,706.07/479,491.14 - Step 6: Final answer
x = 245,925.75
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1.5x scale
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.