Finding the Fourth Proportional to 330,319.30, 495,497.79 and 93,643.38
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Solution
The fourth proportional to 330,319.30, 495,497.79 and 93,643.38 is: 140,470.41
Step by Step Solution
- Step 1: Write the proportion equation
330,319.30 : 495,497.79 = 93,643.38 : x - Step 2: Convert to fraction form
330,319.30/495,497.79 = 93,643.38/x - Step 3: Cross multiply
330,319.30x = 495,497.79 × 93,643.38 - Step 4: Simplify right side
330,319.30x = 46,400,087,838.13 - Step 5: Solve for x
x = 46,400,087,838.13/330,319.30 - Step 6: Final answer
x = 140,470.41
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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.