Finding the Fourth Proportional to 631,871.44, 943,771.94 and 571,806.80
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Solution
The fourth proportional to 631,871.44, 943,771.94 and 571,806.80 is: 854,058.56
Step by Step Solution
- Step 1: Write the proportion equation
631,871.44 : 943,771.94 = 571,806.80 : x - Step 2: Convert to fraction form
631,871.44/943,771.94 = 571,806.80/x - Step 3: Cross multiply
631,871.44x = 943,771.94 × 571,806.80 - Step 4: Simplify right side
631,871.44x = 539,655,212,941.19 - Step 5: Solve for x
x = 539,655,212,941.19/631,871.44 - Step 6: Final answer
x = 854,058.56
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.