Finding the Fourth Proportional to 343,807.60, 515,930.10 and 201,652.60
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Solution
The fourth proportional to 343,807.60, 515,930.10 and 201,652.60 is: 302,607.17
Step by Step Solution
- Step 1: Write the proportion equation
343,807.60 : 515,930.10 = 201,652.60 : x - Step 2: Convert to fraction form
343,807.60/515,930.10 = 201,652.60/x - Step 3: Cross multiply
343,807.60x = 515,930.10 × 201,652.60 - Step 4: Simplify right side
343,807.60x = 104,038,646,083.26 - Step 5: Solve for x
x = 104,038,646,083.26/343,807.60 - Step 6: Final answer
x = 302,607.17
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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.