Finding the Fourth Proportional to 550,169.44, 759,235.88 and 320,885.03
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Solution
The fourth proportional to 550,169.44, 759,235.88 and 320,885.03 is: 442,822.55
Step by Step Solution
- Step 1: Write the proportion equation
550,169.44 : 759,235.88 = 320,885.03 : x - Step 2: Convert to fraction form
550,169.44/759,235.88 = 320,885.03/x - Step 3: Cross multiply
550,169.44x = 759,235.88 × 320,885.03 - Step 4: Simplify right side
550,169.44x = 243,627,430,831.18 - Step 5: Solve for x
x = 243,627,430,831.18/550,169.44 - Step 6: Final answer
x = 442,822.55
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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.