Finding the Fourth Proportional to 607,977.14, 839,011.10 and 332,340.62
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Solution
The fourth proportional to 607,977.14, 839,011.10 and 332,340.62 is: 458,631.50
Step by Step Solution
- Step 1: Write the proportion equation
607,977.14 : 839,011.10 = 332,340.62 : x - Step 2: Convert to fraction form
607,977.14/839,011.10 = 332,340.62/x - Step 3: Cross multiply
607,977.14x = 839,011.10 × 332,340.62 - Step 4: Simplify right side
607,977.14x = 278,837,463,304.12 - Step 5: Solve for x
x = 278,837,463,304.12/607,977.14 - Step 6: Final answer
x = 458,631.50
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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.