Finding the Fourth Proportional to 291,671.24, 437,014.36 and 179,116.88
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Solution
The fourth proportional to 291,671.24, 437,014.36 and 179,116.88 is: 268,372.87
Step by Step Solution
- Step 1: Write the proportion equation
291,671.24 : 437,014.36 = 179,116.88 : x - Step 2: Convert to fraction form
291,671.24/437,014.36 = 179,116.88/x - Step 3: Cross multiply
291,671.24x = 437,014.36 × 179,116.88 - Step 4: Simplify right side
291,671.24x = 78,276,648,678.40 - Step 5: Solve for x
x = 78,276,648,678.40/291,671.24 - Step 6: Final answer
x = 268,372.87
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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.