Finding the Fourth Proportional to 370,498.80, 520,098 and 370,498.80
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Solution
The fourth proportional to 370,498.80, 520,098 and 370,498.80 is: 520,098
Step by Step Solution
- Step 1: Write the proportion equation
370,498.80 : 520,098 = 370,498.80 : x - Step 2: Convert to fraction form
370,498.80/520,098 = 370,498.80/x - Step 3: Cross multiply
370,498.80x = 520,098 × 370,498.80 - Step 4: Simplify right side
370,498.80x = 192,695,684,882.40 - Step 5: Solve for x
x = 192,695,684,882.40/370,498.80 - Step 6: Final answer
x = 520,098
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.