Finding the Fourth Proportional to 539,401.11, 808,891.15 and 202,257.84
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Solution
The fourth proportional to 539,401.11, 808,891.15 and 202,257.84 is: 303,307.82
Step by Step Solution
- Step 1: Write the proportion equation
539,401.11 : 808,891.15 = 202,257.84 : x - Step 2: Convert to fraction form
539,401.11/808,891.15 = 202,257.84/x - Step 3: Cross multiply
539,401.11x = 808,891.15 × 202,257.84 - Step 4: Simplify right side
539,401.11x = 163,604,576,794.12 - Step 5: Solve for x
x = 163,604,576,794.12/539,401.11 - Step 6: Final answer
x = 303,307.82
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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.