Finding the Fourth Proportional to 862,265.04, 1,189,962.46 and 480,291.99
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Solution
The fourth proportional to 862,265.04, 1,189,962.46 and 480,291.99 is: 662,823.39
Step by Step Solution
- Step 1: Write the proportion equation
862,265.04 : 1,189,962.46 = 480,291.99 : x - Step 2: Convert to fraction form
862,265.04/1,189,962.46 = 480,291.99/x - Step 3: Cross multiply
862,265.04x = 1,189,962.46 × 480,291.99 - Step 4: Simplify right side
862,265.04x = 571,529,437,938.70 - Step 5: Solve for x
x = 571,529,437,938.70/862,265.04 - Step 6: Final answer
x = 662,823.39
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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.