Finding the Fourth Proportional to 370,138.64, 555,124.92 and 170,267.12
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Solution
The fourth proportional to 370,138.64, 555,124.92 and 170,267.12 is: 255,362.48
Step by Step Solution
- Step 1: Write the proportion equation
370,138.64 : 555,124.92 = 170,267.12 : x - Step 2: Convert to fraction form
370,138.64/555,124.92 = 170,267.12/x - Step 3: Cross multiply
370,138.64x = 555,124.92 × 170,267.12 - Step 4: Simplify right side
370,138.64x = 94,519,521,368.63 - Step 5: Solve for x
x = 94,519,521,368.63/370,138.64 - Step 6: Final answer
x = 255,362.48
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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.