Finding the Fourth Proportional to 507,088.11, 699,759.91 and 277,641.20
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Solution
The fourth proportional to 507,088.11, 699,759.91 and 277,641.20 is: 383,132.99
Step by Step Solution
- Step 1: Write the proportion equation
507,088.11 : 699,759.91 = 277,641.20 : x - Step 2: Convert to fraction form
507,088.11/699,759.91 = 277,641.20/x - Step 3: Cross multiply
507,088.11x = 699,759.91 × 277,641.20 - Step 4: Simplify right side
507,088.11x = 194,282,183,220.74 - Step 5: Solve for x
x = 194,282,183,220.74/507,088.11 - Step 6: Final answer
x = 383,132.99
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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.