Finding the Fourth Proportional to 370,299.36, 554,705.28 and 170,341.68
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Solution
The fourth proportional to 370,299.36, 554,705.28 and 170,341.68 is: 255,170.38
Step by Step Solution
- Step 1: Write the proportion equation
370,299.36 : 554,705.28 = 170,341.68 : x - Step 2: Convert to fraction form
370,299.36/554,705.28 = 170,341.68/x - Step 3: Cross multiply
370,299.36x = 554,705.28 × 170,341.68 - Step 4: Simplify right side
370,299.36x = 94,489,429,300.07 - Step 5: Solve for x
x = 94,489,429,300.07/370,299.36 - Step 6: Final answer
x = 255,170.38
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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.