Finding the Fourth Proportional to 883,971.44, 1,219,848.08 and 540,382.88
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Solution
The fourth proportional to 883,971.44, 1,219,848.08 and 540,382.88 is: 745,708.50
Step by Step Solution
- Step 1: Write the proportion equation
883,971.44 : 1,219,848.08 = 540,382.88 : x - Step 2: Convert to fraction form
883,971.44/1,219,848.08 = 540,382.88/x - Step 3: Cross multiply
883,971.44x = 1,219,848.08 × 540,382.88 - Step 4: Simplify right side
883,971.44x = 659,185,018,632.87 - Step 5: Solve for x
x = 659,185,018,632.87/883,971.44 - Step 6: Final answer
x = 745,708.50
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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.