Finding the Fourth Proportional to 755,056.19, 1,132,759.44 and 249,586.49
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Solution
The fourth proportional to 755,056.19, 1,132,759.44 and 249,586.49 is: 374,437.63
Step by Step Solution
- Step 1: Write the proportion equation
755,056.19 : 1,132,759.44 = 249,586.49 : x - Step 2: Convert to fraction form
755,056.19/1,132,759.44 = 249,586.49/x - Step 3: Cross multiply
755,056.19x = 1,132,759.44 × 249,586.49 - Step 4: Simplify right side
755,056.19x = 282,721,452,643.97 - Step 5: Solve for x
x = 282,721,452,643.97/755,056.19 - Step 6: Final answer
x = 374,437.63
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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.