Finding the Fourth Proportional to 958,154.96, 1,434,242.99 and 705,720.48
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Solution
The fourth proportional to 958,154.96, 1,434,242.99 and 705,720.48 is: 1,056,378.87
Step by Step Solution
- Step 1: Write the proportion equation
958,154.96 : 1,434,242.99 = 705,720.48 : x - Step 2: Convert to fraction form
958,154.96/1,434,242.99 = 705,720.48/x - Step 3: Cross multiply
958,154.96x = 1,434,242.99 × 705,720.48 - Step 4: Simplify right side
958,154.96x = 1,012,174,647,810.83 - Step 5: Solve for x
x = 1,012,174,647,810.83/958,154.96 - Step 6: Final answer
x = 1,056,378.87
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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.