Finding the Fourth Proportional to 562,315.36, 775,994.24 and 307,666.08
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Solution
The fourth proportional to 562,315.36, 775,994.24 and 307,666.08 is: 424,578.67
Step by Step Solution
- Step 1: Write the proportion equation
562,315.36 : 775,994.24 = 307,666.08 : x - Step 2: Convert to fraction form
562,315.36/775,994.24 = 307,666.08/x - Step 3: Cross multiply
562,315.36x = 775,994.24 × 307,666.08 - Step 4: Simplify right side
562,315.36x = 238,747,105,923.38 - Step 5: Solve for x
x = 238,747,105,923.38/562,315.36 - Step 6: Final answer
x = 424,578.67
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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.