Finding the Fourth Proportional to 369,258.14, 553,665.76 and 169,328.08
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Solution
The fourth proportional to 369,258.14, 553,665.76 and 169,328.08 is: 253,890.57
Step by Step Solution
- Step 1: Write the proportion equation
369,258.14 : 553,665.76 = 169,328.08 : x - Step 2: Convert to fraction form
369,258.14/553,665.76 = 169,328.08/x - Step 3: Cross multiply
369,258.14x = 553,665.76 × 169,328.08 - Step 4: Simplify right side
369,258.14x = 93,751,160,102.54 - Step 5: Solve for x
x = 93,751,160,102.54/369,258.14 - Step 6: Final answer
x = 253,890.57
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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.