Finding the Fourth Proportional to 519,028.48, 716,270.40 and 292,630.24
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Solution
The fourth proportional to 519,028.48, 716,270.40 and 292,630.24 is: 403,835.99
Step by Step Solution
- Step 1: Write the proportion equation
519,028.48 : 716,270.40 = 292,630.24 : x - Step 2: Convert to fraction form
519,028.48/716,270.40 = 292,630.24/x - Step 3: Cross multiply
519,028.48x = 716,270.40 × 292,630.24 - Step 4: Simplify right side
519,028.48x = 209,602,379,056.90 - Step 5: Solve for x
x = 209,602,379,056.90/519,028.48 - Step 6: Final answer
x = 403,835.99
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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.