Finding the Fourth Proportional to 875,027.13, 1,312,614.81 and 243,941.55
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Solution
The fourth proportional to 875,027.13, 1,312,614.81 and 243,941.55 is: 365,932.99
Step by Step Solution
- Step 1: Write the proportion equation
875,027.13 : 1,312,614.81 = 243,941.55 : x - Step 2: Convert to fraction form
875,027.13/1,312,614.81 = 243,941.55/x - Step 3: Cross multiply
875,027.13x = 1,312,614.81 × 243,941.55 - Step 4: Simplify right side
875,027.13x = 320,201,291,304.36 - Step 5: Solve for x
x = 320,201,291,304.36/875,027.13 - Step 6: Final answer
x = 365,932.99
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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.