Finding the Fourth Proportional to 752,342.58, 1,128,599.46 and 272,796.24
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Solution
The fourth proportional to 752,342.58, 1,128,599.46 and 272,796.24 is: 409,225.39
Step by Step Solution
- Step 1: Write the proportion equation
752,342.58 : 1,128,599.46 = 272,796.24 : x - Step 2: Convert to fraction form
752,342.58/1,128,599.46 = 272,796.24/x - Step 3: Cross multiply
752,342.58x = 1,128,599.46 × 272,796.24 - Step 4: Simplify right side
752,342.58x = 307,877,689,154.03 - Step 5: Solve for x
x = 307,877,689,154.03/752,342.58 - Step 6: Final answer
x = 409,225.39
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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.