Finding the Fourth Proportional to 316,811.44, 437,211.84 and 180,867.52
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Solution
The fourth proportional to 316,811.44, 437,211.84 and 180,867.52 is: 249,604.06
Step by Step Solution
- Step 1: Write the proportion equation
316,811.44 : 437,211.84 = 180,867.52 : x - Step 2: Convert to fraction form
316,811.44/437,211.84 = 180,867.52/x - Step 3: Cross multiply
316,811.44x = 437,211.84 × 180,867.52 - Step 4: Simplify right side
316,811.44x = 79,077,421,215.44 - Step 5: Solve for x
x = 79,077,421,215.44/316,811.44 - Step 6: Final answer
x = 249,604.06
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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.