Finding the Fourth Proportional to 713,287.24, 1,069,761.10 and 286,824.08
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Solution
The fourth proportional to 713,287.24, 1,069,761.10 and 286,824.08 is: 430,167.86
Step by Step Solution
- Step 1: Write the proportion equation
713,287.24 : 1,069,761.10 = 286,824.08 : x - Step 2: Convert to fraction form
713,287.24/1,069,761.10 = 286,824.08/x - Step 3: Cross multiply
713,287.24x = 1,069,761.10 × 286,824.08 - Step 4: Simplify right side
713,287.24x = 306,833,243,327.29 - Step 5: Solve for x
x = 306,833,243,327.29/713,287.24 - Step 6: Final answer
x = 430,167.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.