Finding the Fourth Proportional to 559,335.98, 771,847.28 and 329,840.63
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Solution
The fourth proportional to 559,335.98, 771,847.28 and 329,840.63 is: 455,158.62
Step by Step Solution
- Step 1: Write the proportion equation
559,335.98 : 771,847.28 = 329,840.63 : x - Step 2: Convert to fraction form
559,335.98/771,847.28 = 329,840.63/x - Step 3: Cross multiply
559,335.98x = 771,847.28 × 329,840.63 - Step 4: Simplify right side
559,335.98x = 254,586,593,892.70 - Step 5: Solve for x
x = 254,586,593,892.70/559,335.98 - Step 6: Final answer
x = 455,158.62
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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.