Finding the Fourth Proportional to 500,921.21, 750,135.42 and 350,457.05
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Solution
The fourth proportional to 500,921.21, 750,135.42 and 350,457.05 is: 524,813.56
Step by Step Solution
- Step 1: Write the proportion equation
500,921.21 : 750,135.42 = 350,457.05 : x - Step 2: Convert to fraction form
500,921.21/750,135.42 = 350,457.05/x - Step 3: Cross multiply
500,921.21x = 750,135.42 × 350,457.05 - Step 4: Simplify right side
500,921.21x = 262,890,242,643.03 - Step 5: Solve for x
x = 262,890,242,643.03/500,921.21 - Step 6: Final answer
x = 524,813.56
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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.