Finding the Fourth Proportional to 343,606.44, 474,355.78 and 266,952.90
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Solution
The fourth proportional to 343,606.44, 474,355.78 and 266,952.90 is: 368,533.99
Step by Step Solution
- Step 1: Write the proportion equation
343,606.44 : 474,355.78 = 266,952.90 : x - Step 2: Convert to fraction form
343,606.44/474,355.78 = 266,952.90/x - Step 3: Cross multiply
343,606.44x = 474,355.78 × 266,952.90 - Step 4: Simplify right side
343,606.44x = 126,630,651,102.76 - Step 5: Solve for x
x = 126,630,651,102.76/343,606.44 - Step 6: Final answer
x = 368,533.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.