Finding the Fourth Proportional to 474,323.06, 711,313.20 and 158,706.14
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Solution
The fourth proportional to 474,323.06, 711,313.20 and 158,706.14 is: 238,001.86
Step by Step Solution
- Step 1: Write the proportion equation
474,323.06 : 711,313.20 = 158,706.14 : x - Step 2: Convert to fraction form
474,323.06/711,313.20 = 158,706.14/x - Step 3: Cross multiply
474,323.06x = 711,313.20 × 158,706.14 - Step 4: Simplify right side
474,323.06x = 112,889,772,303.05 - Step 5: Solve for x
x = 112,889,772,303.05/474,323.06 - Step 6: Final answer
x = 238,001.86
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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.