Finding the Fourth Proportional to 291,251.52, 436,923.36 and 104,258.88
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Solution
The fourth proportional to 291,251.52, 436,923.36 and 104,258.88 is: 156,404.82
Step by Step Solution
- Step 1: Write the proportion equation
291,251.52 : 436,923.36 = 104,258.88 : x - Step 2: Convert to fraction form
291,251.52/436,923.36 = 104,258.88/x - Step 3: Cross multiply
291,251.52x = 436,923.36 × 104,258.88 - Step 4: Simplify right side
291,251.52x = 45,553,140,159.44 - Step 5: Solve for x
x = 45,553,140,159.44/291,251.52 - Step 6: Final answer
x = 156,404.82
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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.