Finding the Fourth Proportional to 873,762.48, 1,311,114.56 and 368,673.53
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Solution
The fourth proportional to 873,762.48, 1,311,114.56 and 368,673.53 is: 553,208.95
Step by Step Solution
- Step 1: Write the proportion equation
873,762.48 : 1,311,114.56 = 368,673.53 : x - Step 2: Convert to fraction form
873,762.48/1,311,114.56 = 368,673.53/x - Step 3: Cross multiply
873,762.48x = 1,311,114.56 × 368,673.53 - Step 4: Simplify right side
873,762.48x = 483,373,224,670.66 - Step 5: Solve for x
x = 483,373,224,670.66/873,762.48 - Step 6: Final answer
x = 553,208.95
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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.