Finding the Fourth Proportional to 432,006.70, 603,409.70 and 432,006.70
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Solution
The fourth proportional to 432,006.70, 603,409.70 and 432,006.70 is: 603,409.70
Step by Step Solution
- Step 1: Write the proportion equation
432,006.70 : 603,409.70 = 432,006.70 : x - Step 2: Convert to fraction form
432,006.70/603,409.70 = 432,006.70/x - Step 3: Cross multiply
432,006.70x = 603,409.70 × 432,006.70 - Step 4: Simplify right side
432,006.70x = 260,677,033,244.99 - Step 5: Solve for x
x = 260,677,033,244.99/432,006.70 - Step 6: Final answer
x = 603,409.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.