Finding the Fourth Proportional to 831,266.74, 1,247,392.58 and 351,468.33
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Solution
The fourth proportional to 831,266.74, 1,247,392.58 and 351,468.33 is: 527,410.71
Step by Step Solution
- Step 1: Write the proportion equation
831,266.74 : 1,247,392.58 = 351,468.33 : x - Step 2: Convert to fraction form
831,266.74/1,247,392.58 = 351,468.33/x - Step 3: Cross multiply
831,266.74x = 1,247,392.58 × 351,468.33 - Step 4: Simplify right side
831,266.74x = 438,418,985,231.59 - Step 5: Solve for x
x = 438,418,985,231.59/831,266.74 - Step 6: Final answer
x = 527,410.71
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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.