Finding the Fourth Proportional to 735,779.24, 1,103,982.56 and 286,816.17
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Solution
The fourth proportional to 735,779.24, 1,103,982.56 and 286,816.17 is: 430,346.53
Step by Step Solution
- Step 1: Write the proportion equation
735,779.24 : 1,103,982.56 = 286,816.17 : x - Step 2: Convert to fraction form
735,779.24/1,103,982.56 = 286,816.17/x - Step 3: Cross multiply
735,779.24x = 1,103,982.56 × 286,816.17 - Step 4: Simplify right side
735,779.24x = 316,640,045,685.90 - Step 5: Solve for x
x = 316,640,045,685.90/735,779.24 - Step 6: Final answer
x = 430,346.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.