Finding the Fourth Proportional to 575,132.74, 862,699.11 and 175,774.66
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Solution
The fourth proportional to 575,132.74, 862,699.11 and 175,774.66 is: 263,661.99
Step by Step Solution
- Step 1: Write the proportion equation
575,132.74 : 862,699.11 = 175,774.66 : x - Step 2: Convert to fraction form
575,132.74/862,699.11 = 175,774.66/x - Step 3: Cross multiply
575,132.74x = 862,699.11 × 175,774.66 - Step 4: Simplify right side
575,132.74x = 151,640,642,742.55 - Step 5: Solve for x
x = 151,640,642,742.55/575,132.74 - Step 6: Final answer
x = 263,661.99
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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.