Finding the Fourth Proportional to 507,863.08, 762,145.17 and 175,439.08
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Solution
The fourth proportional to 507,863.08, 762,145.17 and 175,439.08 is: 263,279.72
Step by Step Solution
- Step 1: Write the proportion equation
507,863.08 : 762,145.17 = 175,439.08 : x - Step 2: Convert to fraction form
507,863.08/762,145.17 = 175,439.08/x - Step 3: Cross multiply
507,863.08x = 762,145.17 × 175,439.08 - Step 4: Simplify right side
507,863.08x = 133,710,047,451.24 - Step 5: Solve for x
x = 133,710,047,451.24/507,863.08 - Step 6: Final answer
x = 263,279.72
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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.