Finding the Fourth Proportional to 755,347.07, 1,132,733.87 and 249,756.41
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Solution
The fourth proportional to 755,347.07, 1,132,733.87 and 249,756.41 is: 374,539.81
Step by Step Solution
- Step 1: Write the proportion equation
755,347.07 : 1,132,733.87 = 249,756.41 : x - Step 2: Convert to fraction form
755,347.07/1,132,733.87 = 249,756.41/x - Step 3: Cross multiply
755,347.07x = 1,132,733.87 × 249,756.41 - Step 4: Simplify right side
755,347.07x = 282,907,547,376.25 - Step 5: Solve for x
x = 282,907,547,376.25/755,347.07 - Step 6: Final answer
x = 374,539.81
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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.