Finding the Fourth Proportional to 495,390.07, 741,823.64 and 326,398.06
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Solution
The fourth proportional to 495,390.07, 741,823.64 and 326,398.06 is: 488,765.95
Step by Step Solution
- Step 1: Write the proportion equation
495,390.07 : 741,823.64 = 326,398.06 : x - Step 2: Convert to fraction form
495,390.07/741,823.64 = 326,398.06/x - Step 3: Cross multiply
495,390.07x = 741,823.64 × 326,398.06 - Step 4: Simplify right side
495,390.07x = 242,129,799,313.41 - Step 5: Solve for x
x = 242,129,799,313.41/495,390.07 - Step 6: Final answer
x = 488,765.95
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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.