Finding the Fourth Proportional to 442,943.14, 664,372.58 and 176,632.42
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Solution
The fourth proportional to 442,943.14, 664,372.58 and 176,632.42 is: 264,931.83
Step by Step Solution
- Step 1: Write the proportion equation
442,943.14 : 664,372.58 = 176,632.42 : x - Step 2: Convert to fraction form
442,943.14/664,372.58 = 176,632.42/x - Step 3: Cross multiply
442,943.14x = 664,372.58 × 176,632.42 - Step 4: Simplify right side
442,943.14x = 117,349,736,587.04 - Step 5: Solve for x
x = 117,349,736,587.04/442,943.14 - Step 6: Final answer
x = 264,931.83
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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.