Finding the Fourth Proportional to 368,032.41, 552,047.94 and 115,332.26
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Solution
The fourth proportional to 368,032.41, 552,047.94 and 115,332.26 is: 172,998.17
Step by Step Solution
- Step 1: Write the proportion equation
368,032.41 : 552,047.94 = 115,332.26 : x - Step 2: Convert to fraction form
368,032.41/552,047.94 = 115,332.26/x - Step 3: Cross multiply
368,032.41x = 552,047.94 × 115,332.26 - Step 4: Simplify right side
368,032.41x = 63,668,933,788.30 - Step 5: Solve for x
x = 63,668,933,788.30/368,032.41 - Step 6: Final answer
x = 172,998.17
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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.