Finding the Fourth Proportional to 675,422.09, 1,013,530.91 and 249,257.80
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Solution
The fourth proportional to 675,422.09, 1,013,530.91 and 249,257.80 is: 374,033.50
Step by Step Solution
- Step 1: Write the proportion equation
675,422.09 : 1,013,530.91 = 249,257.80 : x - Step 2: Convert to fraction form
675,422.09/1,013,530.91 = 249,257.80/x - Step 3: Cross multiply
675,422.09x = 1,013,530.91 × 249,257.80 - Step 4: Simplify right side
675,422.09x = 252,630,483,430.74 - Step 5: Solve for x
x = 252,630,483,430.74/675,422.09 - Step 6: Final answer
x = 374,033.50
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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.