Finding the Fourth Proportional to 963,073.80, 1,444,610.70 and 490,681.80
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Solution
The fourth proportional to 963,073.80, 1,444,610.70 and 490,681.80 is: 736,022.70
Step by Step Solution
- Step 1: Write the proportion equation
963,073.80 : 1,444,610.70 = 490,681.80 : x - Step 2: Convert to fraction form
963,073.80/1,444,610.70 = 490,681.80/x - Step 3: Cross multiply
963,073.80x = 1,444,610.70 × 490,681.80 - Step 4: Simplify right side
963,073.80x = 708,844,178,575.26 - Step 5: Solve for x
x = 708,844,178,575.26/963,073.80 - Step 6: Final answer
x = 736,022.70
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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.