Finding the Fourth Proportional to 566,178.67, 781,069.13 and 336,605.70
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Solution
The fourth proportional to 566,178.67, 781,069.13 and 336,605.70 is: 464,362.82
Step by Step Solution
- Step 1: Write the proportion equation
566,178.67 : 781,069.13 = 336,605.70 : x - Step 2: Convert to fraction form
566,178.67/781,069.13 = 336,605.70/x - Step 3: Cross multiply
566,178.67x = 781,069.13 × 336,605.70 - Step 4: Simplify right side
566,178.67x = 262,912,323,760.29 - Step 5: Solve for x
x = 262,912,323,760.29/566,178.67 - Step 6: Final answer
x = 464,362.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.