Finding the Fourth Proportional to 564,801.65, 847,202.78 and 354,587.21
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Solution
The fourth proportional to 564,801.65, 847,202.78 and 354,587.21 is: 531,881.01
Step by Step Solution
- Step 1: Write the proportion equation
564,801.65 : 847,202.78 = 354,587.21 : x - Step 2: Convert to fraction form
564,801.65/847,202.78 = 354,587.21/x - Step 3: Cross multiply
564,801.65x = 847,202.78 × 354,587.21 - Step 4: Simplify right side
564,801.65x = 300,407,270,064.44 - Step 5: Solve for x
x = 300,407,270,064.44/564,801.65 - Step 6: Final answer
x = 531,881.01
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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.