Finding the Fourth Proportional to 982,756.68, 1,474,130.14 and 383,778.68
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Solution
The fourth proportional to 982,756.68, 1,474,130.14 and 383,778.68 is: 575,666.11
Step by Step Solution
- Step 1: Write the proportion equation
982,756.68 : 1,474,130.14 = 383,778.68 : x - Step 2: Convert to fraction form
982,756.68/1,474,130.14 = 383,778.68/x - Step 3: Cross multiply
982,756.68x = 1,474,130.14 × 383,778.68 - Step 4: Simplify right side
982,756.68x = 565,739,719,277.42 - Step 5: Solve for x
x = 565,739,719,277.42/982,756.68 - Step 6: Final answer
x = 575,666.11
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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.