Finding the Fourth Proportional to 370,267.92, 555,403.68 and 89,785.08
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Solution
The fourth proportional to 370,267.92, 555,403.68 and 89,785.08 is: 134,678.06
Step by Step Solution
- Step 1: Write the proportion equation
370,267.92 : 555,403.68 = 89,785.08 : x - Step 2: Convert to fraction form
370,267.92/555,403.68 = 89,785.08/x - Step 3: Cross multiply
370,267.92x = 555,403.68 × 89,785.08 - Step 4: Simplify right side
370,267.92x = 49,866,963,841.09 - Step 5: Solve for x
x = 49,866,963,841.09/370,267.92 - Step 6: Final answer
x = 134,678.06
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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.