Finding the Fourth Proportional to 674,677.35, 930,451.83 and 559,773.99
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Solution
The fourth proportional to 674,677.35, 930,451.83 and 559,773.99 is: 771,987.87
Step by Step Solution
- Step 1: Write the proportion equation
674,677.35 : 930,451.83 = 559,773.99 : x - Step 2: Convert to fraction form
674,677.35/930,451.83 = 559,773.99/x - Step 3: Cross multiply
674,677.35x = 930,451.83 × 559,773.99 - Step 4: Simplify right side
674,677.35x = 520,842,731,282.75 - Step 5: Solve for x
x = 520,842,731,282.75/674,677.35 - Step 6: Final answer
x = 771,987.87
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1.5x scale
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.