Finding the Fourth Proportional to 698,088, 1,046,532.26 and 242,620.06
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Solution
The fourth proportional to 698,088, 1,046,532.26 and 242,620.06 is: 363,721.65
Step by Step Solution
- Step 1: Write the proportion equation
698,088 : 1,046,532.26 = 242,620.06 : x - Step 2: Convert to fraction form
698,088/1,046,532.26 = 242,620.06/x - Step 3: Cross multiply
698,088x = 1,046,532.26 × 242,620.06 - Step 4: Simplify right side
698,088x = 253,909,719,713.14 - Step 5: Solve for x
x = 253,909,719,713.14/698,088 - Step 6: Final answer
x = 363,721.65
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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.