Finding the Fourth Proportional to 705,604.16, 973,740.48 and 383,316.68
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Solution
The fourth proportional to 705,604.16, 973,740.48 and 383,316.68 is: 528,980.68
Step by Step Solution
- Step 1: Write the proportion equation
705,604.16 : 973,740.48 = 383,316.68 : x - Step 2: Convert to fraction form
705,604.16/973,740.48 = 383,316.68/x - Step 3: Cross multiply
705,604.16x = 973,740.48 × 383,316.68 - Step 4: Simplify right side
705,604.16x = 373,250,967,975.21 - Step 5: Solve for x
x = 373,250,967,975.21/705,604.16 - Step 6: Final answer
x = 528,980.68
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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.