Finding the Fourth Proportional to 698,892.62, 964,239.84 and 569,608.79
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Solution
The fourth proportional to 698,892.62, 964,239.84 and 569,608.79 is: 785,871.07
Step by Step Solution
- Step 1: Write the proportion equation
698,892.62 : 964,239.84 = 569,608.79 : x - Step 2: Convert to fraction form
698,892.62/964,239.84 = 569,608.79/x - Step 3: Cross multiply
698,892.62x = 964,239.84 × 569,608.79 - Step 4: Simplify right side
698,892.62x = 549,239,483,710.99 - Step 5: Solve for x
x = 549,239,483,710.99/698,892.62 - Step 6: Final answer
x = 785,871.07
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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.