Finding the Fourth Proportional to 962,740.48, 1,328,592.36 and 533,028.28
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Solution
The fourth proportional to 962,740.48, 1,328,592.36 and 533,028.28 is: 735,584.84
Step by Step Solution
- Step 1: Write the proportion equation
962,740.48 : 1,328,592.36 = 533,028.28 : x - Step 2: Convert to fraction form
962,740.48/1,328,592.36 = 533,028.28/x - Step 3: Cross multiply
962,740.48x = 1,328,592.36 × 533,028.28 - Step 4: Simplify right side
962,740.48x = 708,177,300,471.94 - Step 5: Solve for x
x = 708,177,300,471.94/962,740.48 - Step 6: Final answer
x = 735,584.84
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1.5x scale
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.