Finding the Fourth Proportional to 430,791.12, 594,497.40 and 237,221.52
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Solution
The fourth proportional to 430,791.12, 594,497.40 and 237,221.52 is: 327,368.81
Step by Step Solution
- Step 1: Write the proportion equation
430,791.12 : 594,497.40 = 237,221.52 : x - Step 2: Convert to fraction form
430,791.12/594,497.40 = 237,221.52/x - Step 3: Cross multiply
430,791.12x = 594,497.40 × 237,221.52 - Step 4: Simplify right side
430,791.12x = 141,027,576,864.05 - Step 5: Solve for x
x = 141,027,576,864.05/430,791.12 - Step 6: Final answer
x = 327,368.81
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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.