Finding the Fourth Proportional to 269,547.18, 403,479.74 and 198,549.98
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Solution
The fourth proportional to 269,547.18, 403,479.74 and 198,549.98 is: 297,205.47
Step by Step Solution
- Step 1: Write the proportion equation
269,547.18 : 403,479.74 = 198,549.98 : x - Step 2: Convert to fraction form
269,547.18/403,479.74 = 198,549.98/x - Step 3: Cross multiply
269,547.18x = 403,479.74 × 198,549.98 - Step 4: Simplify right side
269,547.18x = 80,110,896,848.21 - Step 5: Solve for x
x = 80,110,896,848.21/269,547.18 - Step 6: Final answer
x = 297,205.47
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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.