Finding the Fourth Proportional to 569,240.94, 785,553.75 and 311,122.02
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Solution
The fourth proportional to 569,240.94, 785,553.75 and 311,122.02 is: 429,349.07
Step by Step Solution
- Step 1: Write the proportion equation
569,240.94 : 785,553.75 = 311,122.02 : x - Step 2: Convert to fraction form
569,240.94/785,553.75 = 311,122.02/x - Step 3: Cross multiply
569,240.94x = 785,553.75 × 311,122.02 - Step 4: Simplify right side
569,240.94x = 244,403,069,518.58 - Step 5: Solve for x
x = 244,403,069,518.58/569,240.94 - Step 6: Final answer
x = 429,349.07
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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.