Finding the Fourth Proportional to 463,513.80, 695,270.70 and 370,201.80
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Solution
The fourth proportional to 463,513.80, 695,270.70 and 370,201.80 is: 555,302.70
Step by Step Solution
- Step 1: Write the proportion equation
463,513.80 : 695,270.70 = 370,201.80 : x - Step 2: Convert to fraction form
463,513.80/695,270.70 = 370,201.80/x - Step 3: Cross multiply
463,513.80x = 695,270.70 × 370,201.80 - Step 4: Simplify right side
463,513.80x = 257,390,464,627.26 - Step 5: Solve for x
x = 257,390,464,627.26/463,513.80 - Step 6: Final answer
x = 555,302.70
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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.