Finding the Fourth Proportional to 953,762.82, 1,430,644.75 and 354,646.13
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Solution
The fourth proportional to 953,762.82, 1,430,644.75 and 354,646.13 is: 531,969.39
Step by Step Solution
- Step 1: Write the proportion equation
953,762.82 : 1,430,644.75 = 354,646.13 : x - Step 2: Convert to fraction form
953,762.82/1,430,644.75 = 354,646.13/x - Step 3: Cross multiply
953,762.82x = 1,430,644.75 × 354,646.13 - Step 4: Simplify right side
953,762.82x = 507,372,628,023.54 - Step 5: Solve for x
x = 507,372,628,023.54/953,762.82 - Step 6: Final answer
x = 531,969.39
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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.