Finding the Fourth Proportional to 575,432.13, 862,367.07 and 305,492.07
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Solution
The fourth proportional to 575,432.13, 862,367.07 and 305,492.07 is: 457,823.41
Step by Step Solution
- Step 1: Write the proportion equation
575,432.13 : 862,367.07 = 305,492.07 : x - Step 2: Convert to fraction form
575,432.13/862,367.07 = 305,492.07/x - Step 3: Cross multiply
575,432.13x = 862,367.07 × 305,492.07 - Step 4: Simplify right side
575,432.13x = 263,446,301,314.14 - Step 5: Solve for x
x = 263,446,301,314.14/575,432.13 - Step 6: Final answer
x = 457,823.41
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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.