Finding the Fourth Proportional to 474,347.02, 654,634.40 and 270,402.79
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Solution
The fourth proportional to 474,347.02, 654,634.40 and 270,402.79 is: 373,176.09
Step by Step Solution
- Step 1: Write the proportion equation
474,347.02 : 654,634.40 = 270,402.79 : x - Step 2: Convert to fraction form
474,347.02/654,634.40 = 270,402.79/x - Step 3: Cross multiply
474,347.02x = 654,634.40 × 270,402.79 - Step 4: Simplify right side
474,347.02x = 177,014,968,189.98 - Step 5: Solve for x
x = 177,014,968,189.98/474,347.02 - Step 6: Final answer
x = 373,176.09
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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.