Finding the Fourth Proportional to 369,072.95, 509,214.51 and 240,201.14
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Solution
The fourth proportional to 369,072.95, 509,214.51 and 240,201.14 is: 331,408.48
Step by Step Solution
- Step 1: Write the proportion equation
369,072.95 : 509,214.51 = 240,201.14 : x - Step 2: Convert to fraction form
369,072.95/509,214.51 = 240,201.14/x - Step 3: Cross multiply
369,072.95x = 509,214.51 × 240,201.14 - Step 4: Simplify right side
369,072.95x = 122,313,903,260.47 - Step 5: Solve for x
x = 122,313,903,260.47/369,072.95 - Step 6: Final answer
x = 331,408.48
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1.5x scale
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.