Finding the Fourth Proportional to 549,619.26, 824,430.75 and 194,643.63
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Solution
The fourth proportional to 549,619.26, 824,430.75 and 194,643.63 is: 291,966.10
Step by Step Solution
- Step 1: Write the proportion equation
549,619.26 : 824,430.75 = 194,643.63 : x - Step 2: Convert to fraction form
549,619.26/824,430.75 = 194,643.63/x - Step 3: Cross multiply
549,619.26x = 824,430.75 × 194,643.63 - Step 4: Simplify right side
549,619.26x = 160,470,193,863.62 - Step 5: Solve for x
x = 160,470,193,863.62/549,619.26 - Step 6: Final answer
x = 291,966.10
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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.