Finding the Fourth Proportional to 850,798.64, 1,276,487.76 and 534,885.68
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Solution
The fourth proportional to 850,798.64, 1,276,487.76 and 534,885.68 is: 802,510.71
Step by Step Solution
- Step 1: Write the proportion equation
850,798.64 : 1,276,487.76 = 534,885.68 : x - Step 2: Convert to fraction form
850,798.64/1,276,487.76 = 534,885.68/x - Step 3: Cross multiply
850,798.64x = 1,276,487.76 × 534,885.68 - Step 4: Simplify right side
850,798.64x = 682,775,023,519.28 - Step 5: Solve for x
x = 682,775,023,519.28/850,798.64 - Step 6: Final answer
x = 802,510.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.