Finding the Fourth Proportional to 488,526.20, 732,962.10 and 471,246.20
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Solution
The fourth proportional to 488,526.20, 732,962.10 and 471,246.20 is: 707,035.99
Step by Step Solution
- Step 1: Write the proportion equation
488,526.20 : 732,962.10 = 471,246.20 : x - Step 2: Convert to fraction form
488,526.20/732,962.10 = 471,246.20/x - Step 3: Cross multiply
488,526.20x = 732,962.10 × 471,246.20 - Step 4: Simplify right side
488,526.20x = 345,405,604,369.02 - Step 5: Solve for x
x = 345,405,604,369.02/488,526.20 - Step 6: Final answer
x = 707,035.99
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1.5x scale
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.