Finding the Fourth Proportional to 330,284.40, 495,329.36 and 93,647.76
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Solution
The fourth proportional to 330,284.40, 495,329.36 and 93,647.76 is: 140,444.07
Step by Step Solution
- Step 1: Write the proportion equation
330,284.40 : 495,329.36 = 93,647.76 : x - Step 2: Convert to fraction form
330,284.40/495,329.36 = 93,647.76/x - Step 3: Cross multiply
330,284.40x = 495,329.36 × 93,647.76 - Step 4: Simplify right side
330,284.40x = 46,386,485,026.23 - Step 5: Solve for x
x = 46,386,485,026.23/330,284.40 - Step 6: Final answer
x = 140,444.07
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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.