Finding the Fourth Proportional to 649,833.08, 974,752.34 and 426,605.99
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Solution
The fourth proportional to 649,833.08, 974,752.34 and 426,605.99 is: 639,910.76
Step by Step Solution
- Step 1: Write the proportion equation
649,833.08 : 974,752.34 = 426,605.99 : x - Step 2: Convert to fraction form
649,833.08/974,752.34 = 426,605.99/x - Step 3: Cross multiply
649,833.08x = 974,752.34 × 426,605.99 - Step 4: Simplify right side
649,833.08x = 415,835,180,003.73 - Step 5: Solve for x
x = 415,835,180,003.73/649,833.08 - Step 6: Final answer
x = 639,910.76
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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.