Finding the Fourth Proportional to 291,948.10, 437,884.42 and 92,288.63
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Solution
The fourth proportional to 291,948.10, 437,884.42 and 92,288.63 is: 138,421.02
Step by Step Solution
- Step 1: Write the proportion equation
291,948.10 : 437,884.42 = 92,288.63 : x - Step 2: Convert to fraction form
291,948.10/437,884.42 = 92,288.63/x - Step 3: Cross multiply
291,948.10x = 437,884.42 × 92,288.63 - Step 4: Simplify right side
291,948.10x = 40,411,753,220.14 - Step 5: Solve for x
x = 40,411,753,220.14/291,948.10 - Step 6: Final answer
x = 138,421.02
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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.