Finding the Fourth Proportional to 524,134.80, 786,202.20 and 358,246.80
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Solution
The fourth proportional to 524,134.80, 786,202.20 and 358,246.80 is: 537,370.20
Step by Step Solution
- Step 1: Write the proportion equation
524,134.80 : 786,202.20 = 358,246.80 : x - Step 2: Convert to fraction form
524,134.80/786,202.20 = 358,246.80/x - Step 3: Cross multiply
524,134.80x = 786,202.20 × 358,246.80 - Step 4: Simplify right side
524,134.80x = 281,654,422,302.96 - Step 5: Solve for x
x = 281,654,422,302.96/524,134.80 - Step 6: Final answer
x = 537,370.20
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Similar ratio
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1.5x scale
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.