Finding the Fourth Proportional to 697,863.02, 963,141.50 and 425,966.99
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Solution
The fourth proportional to 697,863.02, 963,141.50 and 425,966.99 is: 587,889.70
Step by Step Solution
- Step 1: Write the proportion equation
697,863.02 : 963,141.50 = 425,966.99 : x - Step 2: Convert to fraction form
697,863.02/963,141.50 = 425,966.99/x - Step 3: Cross multiply
697,863.02x = 963,141.50 × 425,966.99 - Step 4: Simplify right side
697,863.02x = 410,266,481,948.30 - Step 5: Solve for x
x = 410,266,481,948.30/697,863.02 - Step 6: Final answer
x = 587,889.70
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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.