Finding the Fourth Proportional to 722,440.14, 1,083,712.14 and 249,118.65
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Solution
The fourth proportional to 722,440.14, 1,083,712.14 and 249,118.65 is: 373,695.88
Step by Step Solution
- Step 1: Write the proportion equation
722,440.14 : 1,083,712.14 = 249,118.65 : x - Step 2: Convert to fraction form
722,440.14/1,083,712.14 = 249,118.65/x - Step 3: Cross multiply
722,440.14x = 1,083,712.14 × 249,118.65 - Step 4: Simplify right side
722,440.14x = 269,972,905,305.41 - Step 5: Solve for x
x = 269,972,905,305.41/722,440.14 - Step 6: Final answer
x = 373,695.88
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1.5x scale
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.