Finding the Fourth Proportional to 396,634.19, 594,875.14 and 112,256.08
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Solution
The fourth proportional to 396,634.19, 594,875.14 and 112,256.08 is: 168,362.57
Step by Step Solution
- Step 1: Write the proportion equation
396,634.19 : 594,875.14 = 112,256.08 : x - Step 2: Convert to fraction form
396,634.19/594,875.14 = 112,256.08/x - Step 3: Cross multiply
396,634.19x = 594,875.14 × 112,256.08 - Step 4: Simplify right side
396,634.19x = 66,778,349,538.02 - Step 5: Solve for x
x = 66,778,349,538.02/396,634.19 - Step 6: Final answer
x = 168,362.57
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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.