Finding the Fourth Proportional to 669,347.14, 923,706.99 and 363,427.18
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Solution
The fourth proportional to 669,347.14, 923,706.99 and 363,427.18 is: 501,533.82
Step by Step Solution
- Step 1: Write the proportion equation
669,347.14 : 923,706.99 = 363,427.18 : x - Step 2: Convert to fraction form
669,347.14/923,706.99 = 363,427.18/x - Step 3: Cross multiply
669,347.14x = 923,706.99 × 363,427.18 - Step 4: Simplify right side
669,347.14x = 335,700,226,521.99 - Step 5: Solve for x
x = 335,700,226,521.99/669,347.14 - Step 6: Final answer
x = 501,533.82
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1.5x scale
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.