Finding the Fourth Proportional to 474,035.81, 711,334.35 and 174,726.63
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Solution
The fourth proportional to 474,035.81, 711,334.35 and 174,726.63 is: 262,193.39
Step by Step Solution
- Step 1: Write the proportion equation
474,035.81 : 711,334.35 = 174,726.63 : x - Step 2: Convert to fraction form
474,035.81/711,334.35 = 174,726.63/x - Step 3: Cross multiply
474,035.81x = 711,334.35 × 174,726.63 - Step 4: Simplify right side
474,035.81x = 124,289,053,778.74 - Step 5: Solve for x
x = 124,289,053,778.74/474,035.81 - Step 6: Final answer
x = 262,193.39
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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.